Currency (Royal Australian Mint) Determination 2005 (No. 2)
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legislative instrument
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This Determination, made under subsection 13A(1) of the Currency Act 1965, sets the physical specifications and authorised obverse and multiple reverse designs for the 50‑cent coin (composition, weight tolerance, dimensions, shape, edge and inscriptions) for minting. It governs how the Royal Australian Mint must produce that denomination. It affects the Mint (production and compliance), cash handlers and collectors, and the Commonwealth (which funds minting); it fixes manufacturing tolerances and design choices without changing legal‑tender status (see ss 3–4).
This Determination prescribes the technical and design specifications for a 50 cent coin issued under the Currency Act 1965. It is made under subsection 13A(1) of that Act and is titled the Currency (Royal Australian Mint) Determination 2005 (No. 2). The instrument is dated 14 March 2005 and begins operation on the day after it is registered (s 1; s 2; preamble). Mechanically, the Determination does three things.
First, it identifies the denomination to which it applies, namely the 50 cent coin, and specifies the coin’s standard composition, standard weight and the allowable variation from that weight, maximum diameter, maximum thickness, overall shape, and the edge treatment (Schedule 1). The specified composition is "Copper and nickel"; the standard weight is 15.55 grams with an allowable variation of ±0.40 grams; maximum diameter 31.65 mm; maximum thickness 2.80 mm; shape "Dodecagonal"; and edge "Plain" (Schedule 1).
Second, the Determination fixes the obverse and reverse designs for the coin. The obverse design is prescribed as "An effigy of Queen Elizabeth II, and the monogram 'IRB', surrounded by the inscriptions: (a) 'ELIZABETH II'; and (b) 'AUSTRALIA 2006'." The reverse design is permitted to be any one of 16 specified designs, each consisting of a pictogram-style representation of a sport (for example, basketball, hockey, weightlifting, swimming), two swirling lines around the figure, the Melbourne 2006 Commonwealth Games logo, and the inscriptions "XVIII COMMONWEALTH GAMES" and "50" (Schedule 1).
Third, the Determination declares its own scope relative to other determinations: the specifications in Schedule 1 do not affect any other determination of the specification of a coin (s 4). Section 3 explicitly links Schedule 1 to subsection 13A(1) of the Currency Act 1965, stating that Schedule 1 specifies for a coin of the denomination of 50 cents the coin’s standard composition, standard weight and allowable variation, dimensions and design (s 3).
Current sections
Direct links to the current provisions in Currency (Royal Australian Mint) Determination 2005 (No. 2).
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Currency (Royal Australian Mint) Determination 2005 (No. 2)
Currency (Royal Australian Mint) Determination 2005 (No. 2)
I, CHRIS PEARCE, Parliamentary Secretary to the Treasurer, make this Determination under subsection 13A (1) of the Currency Act 1965.
Dated 14 March 2005
CHRIS PEARCE
Parliamentary Secretary to the Treasurer
Contents
1 Name of Determination
2 Commencement
3 Specification of coins
4 Application of Determination
Schedule 1 Specifications of coins
1 Name of Determination
This Determination is the Currency (Royal Australian Mint) Determination 2005 (No. 2).
2 Commencement
This Determination commences on the day after it is registered.
3 Specification of coins
For subsection 13A (1) of the Currency Act 1965, Schedule 1 specifies, for a coin of the denomination of 50 cents:
(a) the coin’s standard composition; and
(b) the coin’s standard weight, and the allowable variation from that weight; and
(c) the coin’s dimensions; and
(d) the coin’s design.
4 Application of Determination
The specifications in Schedule 1 do not affect any other determination of the specification of a coin.
Schedule 1 Specifications of coins
(section 3)
Denomination 50 cents
Standard composition Copper and nickel
Standard weight and allowable variation 15.55g ± 0.40 g
Maximum diameter 31.65mm
Maximum thickness 2.80mm
Shape Dodecagonal
Edge Plain
Obverse design An effigy of Queen Elizabeth II, and the monogram ‘IRB’, surrounded by the inscriptions: (a) ‘ELIZABETH II’; and (b) ‘AUSTRALIA 2006’.
Reverse design Any of the following designs:
1 A design consisting of: (a) a representation, in pictogram style, of a person playing basketball with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
2 A design consisting of: (a) a representation, in pictogram style, of a person playing hockey with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
3 A design consisting of: (a) a representation, in pictogram style, of a person shooting with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
4 A design consisting of: (a) a representation, in pictogram style, of a weightlifter with 2 swirling lines around the weightlifter; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
5 A design consisting of: (a) a representation, in pictogram style, of a person playing badminton with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
6 A design consisting of: (a) a representation, in pictogram style, of a gymnast with 2 swirling lines around the gymnast; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
7 A design consisting of: (a) a representation, in pictogram style, of a person playing rugby with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
8 A design consisting of: (a) a representation, in pictogram style, of a person cycling with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
9 A design consisting of: (a) a representation, in pictogram style, of an athlete running with 2 swirling lines around the athlete; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
10 A design consisting of: (a) a representation, in pictogram style, of a person competing in a triathlon with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
11 A design consisting of: (a) a representation, in pictogram style, of a person playing netball with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
12 A design consisting of: (a) a representation, in pictogram style, of a person playing table tennis with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
13 A design consisting of: (a) a representation, in pictogram style, of a person swimming with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
14 A design consisting of: (a) a representation, in pictogram style, of a person boxing with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
15 A design consisting of: (a) a representation, in pictogram style, of a lawn bowler with 2 swirling lines around the lawn bowler; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
16 A design consisting of: (a) a representation, in pictogram style, of a person playing squash with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
Source text
Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.
Currency (Royal Australian Mint) Determination 2005 (No. 2)
I, CHRIS PEARCE, Parliamentary Secretary to the Treasurer, make this Determination under subsection 13A (1) of the Currency Act 1965.
Dated 14 March 2005
CHRIS PEARCE
Parliamentary Secretary to the Treasurer
Contents
1 Name of Determination
2 Commencement
3 Specification of coins
4 Application of Determination
Schedule 1 Specifications of coins
1 Name of Determination
This Determination is the Currency (Royal Australian Mint) Determination 2005 (No. 2).
2 Commencement
This Determination commences on the day after it is registered.
3 Specification of coins
For subsection 13A (1) of the Currency Act 1965, Schedule 1 specifies, for a coin of the denomination of 50 cents:
(a) the coin’s standard composition; and
(b) the coin’s standard weight, and the allowable variation from that weight; and
(c) the coin’s dimensions; and
(d) the coin’s design.
4 Application of Determination
The specifications in Schedule 1 do not affect any other determination of the specification of a coin.
Schedule 1 Specifications of coins
(section 3)
Denomination 50 cents
Standard composition Copper and nickel
Standard weight and allowable variation 15.55g ± 0.40 g
Maximum diameter 31.65mm
Maximum thickness 2.80mm
Shape Dodecagonal
Edge Plain
Obverse design An effigy of Queen Elizabeth II, and the monogram ‘IRB’, surrounded by the inscriptions: (a) ‘ELIZABETH II’; and (b) ‘AUSTRALIA 2006’.
Reverse design Any of the following designs:
1 A design consisting of: (a) a representation, in pictogram style, of a person playing basketball with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
The instrument therefore functions as subordinate legislation that sets mandatory technical parameters and authorised designs for a particular issue of 50 cent coins. It does not itself attach penalties or enforcement mechanisms within its text; it is an enabling, prescriptive technical instrument made under the delegated power identified in the preamble and s 3.
Main concepts
The Determination is compact and focused. The main statutory concepts it uses are specification, denomination, standard composition, standard weight and allowable variation, dimensions, design and application in relation to other determinations. Those concepts appear as operative terms in section 3 and in Schedule 1.
Specification: The term operates as the core regulatory mechanism. Schedule 1 is described as the "Specifications of coins" (heading), and s 3 ties those specifications to the Currency Act 1965 by reference to subsection 13A(1). The Determination therefore treats the Schedule as the authoritative list of required physical and visual characteristics for the 50 cent coin.
Denomination: The instrument is explicitly limited to the "Denomination 50 cents" (Schedule 1). The Determination does not purport to alter specifications for any other denominations; s 4 expressly preserves other determinations.
Standard composition and weight: The Schedule sets a "Standard composition" as "Copper and nickel" and a "Standard weight and allowable variation" as "15.55g ± 0.40 g." Those two items together define the permissible metallurgical and mass parameters for the coin as envisaged by the instrument.
Dimensions and shape: The Schedule supplies a "Maximum diameter 31.65mm" and "Maximum thickness 2.80mm", while the shape is identified as "Dodecagonal." The word "Maximum" in the diameter and thickness entries is notable: the instrument caps those dimensions rather than prescribing precise nominal figures for diameter and thickness, whereas weight is given a standard figure plus/minus an allowable tolerance.
Design: Design is framed in two parts. The obverse is tightly specified with the effigy, monogram and inscriptions, including the inscription "AUSTRALIA 2006." The reverse is expressed as an enumeration: "Any of the following designs" with 16 enumerated options. Each reverse design is structurally identical in formula , a pictogram-style athlete performing a specific sport, two swirling lines, the Melbourne 2006 Commonwealth Games logo, and the inscriptions "XVIII COMMONWEALTH GAMES" and "50" (Schedule 1).
Application and coexistence: Section 4 articulates a non-exclusivity principle: the specifications in Schedule 1 do not affect any other determination of the specification of a coin. That language is procedural: the instrument sits alongside other determinations rather than annulling or superseding them by implication.
Enabling power: The operative link to primary legislation is subsection 13A(1) of the Currency Act 1965 (preamble and s 3). The Determination states it is made under that subsection, thereby indicating that the Currency Act grants a power to make determinations specifying coin characteristics; the Determination uses that delegated power to produce Schedule 1.
Those are the discrete legal concepts contained in the instrument. The Determination is not a general policy statement; it is a technical prescriptive instrument that ties particular material, dimensional and aesthetic features to a specific denomination and event (the Melbourne 2006 Commonwealth Games, by the reverse designs and the obverse inscription).
Who it affects
The text itself identifies neither specific private parties (for example manufacturers, vendors or collectors) nor government agencies beyond the maker’s identity. The instrument is made by Chris Pearce, Parliamentary Secretary to the Treasurer, and the title refers to the Royal Australian Mint (preamble; s 1). From the content of the instrument and its structure, certain classes of actors will be directly implicated by its prescriptions.
Issuers and designers of legal tender coins: Any party responsible for producing or authorising 50 cent coins for legal tender would be required to use the specifications in Schedule 1 for coins that fall under this Determination. The instrument prescribes composition, weight tolerances, dimensions, shape, edge and both obverse and reverse designs for the relevant issue (s 3; Schedule 1). The Determination does not itself name the Mint as the producer, but the title "Currency (Royal Australian Mint) Determination 2005 (No. 2)" associates the instrument with that body and the enabling power likely sits with the Treasurer’s office (preamble; s 1).
Collectors and numismatic traders: The Determination authorises 16 reverse designs tied to the Melbourne 2006 Commonwealth Games; that creates a legal category of variant 50 cent coins. Collectors and traders in coins will be affected in how they identify and catalogue coins produced under this Determination, given the enumerated designs and the obverse inscription "AUSTRALIA 2006" (Schedule 1).
Cash-handling businesses and financial institutions: Businesses that validate or sort coinage may need to incorporate the physical parameters , weight tolerance, diameter, thickness and dodecagonal shape , into automated handling or verification systems if they are required to accept or process coins that conform to these specifications. The Determination gives a specific standard weight, tolerance and maximum dimensional caps that would be the basis for machine settings (Schedule 1).
Design licensors and event organisers: The reverse designs include the "Melbourne 2006 Commonwealth Games logo" as an element of each permitted reverse option (Schedule 1). Any party with legal rights in that logo, or with obligations under licence agreements for use of event marks, is implicated by the decision to include that logo in the legal tender design. The instrument mandates the logo’s presence for each reverse option.
Regulators and legal advisers: Lawyers and compliance officers advising entities involved in coin production or procurement will need to rely on Schedule 1 when assessing compliance with the statutory specification for this 50 cent issue. Section 4’s preservation of other determinations also means advisers must consider the Determination together with any other specifications that may apply to 50 cent coins.
Absent named private addressees: The Determination does not expressly impose duties on named persons or create offences in its text. It functions as a prescriptive technical instrument and therefore primarily affects those who design, produce, catalogue or handle the physical 50 cent coins that it specifies (s 3; Schedule 1).
Key duties and rights
The Determination is primarily prescriptive rather than rights-conferring, and it sets technical requirements rather than obligations framed as offences or civil liabilities within its four operative paragraphs. The key operative duties and constraints are embedded in the specifications of Schedule 1, and the main statutory duty in the instrument is to apply those specifications to the 50 cent coin as the enablement of subsection 13A(1) of the Currency Act 1965 (s 3).
Prescriptive duties on coin characteristics: Schedule 1 requires that a coin of the denomination of 50 cents have the following characteristics: a standard composition of "Copper and nickel"; a standard weight of 15.55 grams subject to an allowable variation of plus or minus 0.40 grams; a maximum diameter of 31.65 mm; a maximum thickness of 2.80 mm; a shape described as "Dodecagonal"; and a plain edge (Schedule 1). For any 50 cent coin issued under this Determination, those characteristics operate as standards to be met in the physical production and in any corroboration of the coin’s conformity to its legal specification.
Design duties: The obverse design must be "An effigy of Queen Elizabeth II, and the monogram 'IRB', surrounded by the inscriptions: (a) 'ELIZABETH II'; and (b) 'AUSTRALIA 2006'." The reverse must be "Any of the following designs" with 16 enumerated sport pictograms, each including the Melbourne 2006 Commonwealth Games logo and the inscriptions "XVIII COMMONWEALTH GAMES" and "50" (Schedule 1). Those are mandatory formulations for the look of the coin as authorised by this Determination.
Non-exclusivity duty: Section 4 instructs that "The specifications in Schedule 1 do not affect any other determination of the specification of a coin." That provision imposes a duty on those interpreting the instrument to treat it as non-exclusionary: it does not repeal or amend other determinations. Practically, that means implementers must consider this Determination alongside any other relevant determinations to ascertain which applies to a particular 50 cent coin.
Rights and entitlements: The Determination does not expressly create private rights, licences or privileges within its text. It confers an authorised design and specification for a legal tender denomination, which in effect entitles the authorised issuer to produce 50 cent coins conforming to the listed designs and dimensions. The instrument does not set out transferrable rights or licensing mechanisms for third parties to reproduce the designs; it simply authorises the specified designs for the denomination by way of specification (s 3; Schedule 1).
Absence of penalties or procedural duties: The Determination contains no express enforcement mechanism, penalty clauses or administrative procedures for compliance in its text. Any compliance duties, civil liability or criminal penalties arising from failure to adhere to these specifications would need to be located in the Currency Act 1965 or other applicable law; the Determination itself is confined to specification (s 3; s 4).
In summary, the operative duties imposed by this instrument are technical: coins of the 50 cent denomination issued pursuant to this Determination must conform to the material, dimensional and design specifications set out in Schedule 1. The Determination does not, within its text, set out enforcement rights or remedies, instead relying on its role as a statutory specification under the enabling Act (s 3).
Penalties and enforcement
The Determination contains no provisions that create penalties, prescribe offences, or set administrative enforcement mechanisms within its text. It is a specification instrument: its operative content confines itself to naming the Determination, setting its commencement, specifying that Schedule 1 supplies the characteristics for a 50 cent coin under subsection 13A(1) of the Currency Act 1965, and preserving other determinations (preamble; s 1; s 2; s 3; s 4). The Schedule itself lists the material, dimensional and design attributes without attaching sanctioning language.
Implication for enforcement: Because the Determination is made under subsection 13A(1) of the Currency Act 1965, any enforcement or penalty regime that applies to non-conforming coinage must be found in the primary Act or other legislation rather than within this Determination. The instrument does not specify which agency is to enforce compliance nor the processes for detecting or proving non-conformity. It therefore functions as a technical standard; legal consequences for non-compliant coin production, alteration or fraudulent use are not expressed here.
Practical detection and evidentiary use: Although the Determination does not itself create enforcement provisions, its specifications provide objective parameters that can be used as evidentiary criteria in any enforcement proceedings that arise under other legislation. For example, the standard weight (15.55g ± 0.40 g) and the maximum diameter and thickness could be used to determine whether a particular coin conforms to the authorised specifications listed in Schedule 1. Likewise, the required inscriptions and designs provide deterministic features for visual identification (Schedule 1). The Determination therefore supplies the technical baseline against which conformity might be assessed in ancillary enforcement processes outside the instrument.
No internal administrative appeal or compliance reporting: The text contains no procedural rights to appeal, review, or request variation of specifications, and it does not create reporting obligations for any party. There is likewise no mechanism for waiving the prescribed tolerances or substituting alternate designs within the instrument itself. Such mechanisms, if they exist, would have to be located in the authorising legislation (Currency Act 1965) or other delegated instruments.
Subsidiary enforcement implications: Section 4’s statement that the Schedule does not affect any other determination of the specification of a coin suggests that multiple determinations may run in parallel. Where different determinations apply to different coin issues, enforcement practitioners would need to identify the correct determinations applicable to the coin at issue; the Determination therefore assists enforcement by clarifying what it governs and by explicitly not displacing other specifications (s 4).
In short, this Determination sets technical standards but does not itself specify penalties or enforcement arrangements. Any enforcement action or sanctioning authority relevant to non-conforming coins would need to be sought in the enabling statute or elsewhere in the legislative framework, since none is contained in this Determination.
How it interacts with other laws
The Determination expressly situates itself as a subordinate instrument made under a provision of primary legislation: subsection 13A(1) of the Currency Act 1965 (preamble; s 3). That reference is the only direct statutory cross-reference in the text. Within the instrument, section 4 provides a limited interaction rule: the specifications in Schedule 1 "do not affect any other determination of the specification of a coin." That statement defines the Determination’s relationship to parallel subordinate instruments specifying coin characteristics.
Direct interaction with the Currency Act 1965: The Determination is made under subsection 13A(1) of the Currency Act 1965. The instrument therefore depends on the enabling power in the Act to have legal effect. The Determination itself does not reproduce enforcement, amendment or revocation procedures; those state-level interactions are left to the primary Act. Practitioners using this Determination must consult the Currency Act 1965 to establish the full legal regime within which the Determination operates, including the scope of the enabling power, any limitations on what may be specified by determination, and any statutory enforcement or procedural provisions (s 3).
Non-exclusivity vis-à-vis other determinations: Section 4 creates a direct interaction rule among subordinate instruments. "The specifications in Schedule 1 do not affect any other determination of the specification of a coin" means that this Determination is not framed as exclusive or as a repeal or amendment instrument. Multiple determinations may co-exist, each governing particular coin issues or different denominations or designs. Users must therefore cross-check which determinations apply to a particular coin issue to identify the correct specification. This clause reduces the risk that the Determination will be read as superseding earlier or later instruments covering coin specification.
Implications for design marks and third-party intellectual property: The reverse designs in Schedule 1 incorporate the "Melbourne 2006 Commonwealth Games logo" as a required element for each enumerated design. While the Determination prescribes the logo’s use for the legal tender designs, it does not address rights to reproduce the logo, licences, or trade mark clearance. Any intellectual property or licensing arrangements that govern use of the Games logo operate independently of, and in addition to, the Determination. The Determination therefore authorises a design that includes a third-party mark, but it does not itself settle IP or licensing obligations that may attach at common law or under other statutes. Parties concerned with trademark or copyright clearance must look beyond this Determination.
Interaction with coin handling standards and commercial practice: By specifying weight tolerances, dimensions and shape, the Determination provides the technical parameters that coin-handling equipment manufacturers, cash-in-transit operators and banks would need to apply in their operational settings. Those private contractual and commercial standards interact practically with the Determination: compliant equipment will need to accept coins produced to these specifications. The Determination does not itself regulate such private commercial standards, but it supplies the technical baseline with which they must align.
Absence of express cross-references to other statutes: The instrument contains no express reference to statutes other than the Currency Act 1965 subsection 13A(1). It therefore leaves open the possibility that other statutes (for example, criminal law provisions about counterfeiting, trade mark law, procurement law) will interact with coins made under this Determination, but such interactions are not addressed in the text. Legal practitioners should therefore treat the Determination as a technical specification whose legal context , enforcement, IP rights, commercial obligations , must be located in other instruments and statutes.
Amendment history
The Determination itself contains limited metadata relevant to its own genesis. It is titled the Currency (Royal Australian Mint) Determination 2005 (No. 2) and is dated 14 March 2005 in the signature block by Chris Pearce, Parliamentary Secretary to the Treasurer (preamble; s 1). Section 2 states that the Determination "commences on the day after it is registered." The document does not include any express schedule of amendments, revocations, or an amending instrument. There is no text within this Determination that purports to amend any earlier determination; indeed, s 4 expressly states that its specifications do not affect any other determination of coin specification.
From the instrument’s content alone, the following are the discrete amendment-history facts present in the text:
The Determination’s formal identification is Currency (Royal Australian Mint) Determination 2005 (No. 2) (s 1; title).
It is made on 14 March 2005 and signed by Chris Pearce, Parliamentary Secretary to the Treasurer (preamble).
It commences the day after registration (s 2).
It does not state any amendments to previous determinations and contains an express non-affecting clause regarding other determinations (s 4).
No schedules within the Determination record prior versions of the specifications nor does the instrument contain marginal notes indicating that it amends or replaces an earlier Determination. The absence of an express amending clause means that, within the text itself, one cannot infer revocation or modification of earlier specifications for the same denomination; section 4 explicitly precludes such an effect.
If a full amendment history is required in practice , for example to determine whether this Determination supplants a prior 50 cent specification or whether later instruments have altered these specifications , that inquiry must extend beyond the text of this Determination to the registers of subordinate legislation, the Currency Act 1965 and any consolidated or subsequent determinations. The Determination itself provides no further amendment or revocation entries and thus offers no internal trail of changes beyond its own date and commencement provision.
Litigation history
The Determination contains no references to litigation, judicial interpretation, or prior court decisions. It is a short, technical instrument that sets specifications and does not cite cases, judicial orders, or past litigation. There are no clauses invoking judicial review, nor do the text or the Schedule record any legal disputes, declaratory matters, or court directions.
Because the Determination does not itself include enforcement provisions or rights of action, and because it is made under an enabling subsection of the Currency Act 1965, any litigation that might arise concerning coins issued under this Determination , for example disputes about whether a particular coin conforms to the specification, or challenges to the authorisation of a design , would have to be pursued under the relevant provisions of the Currency Act, other statutes, or common law remedies. None of that litigation history is recorded in the Determination.
For present purposes, the document supplies no litigation history or precedent. Practitioners seeking judicial consideration of the specifications or disputes about coins produced under this Determination will need to search court databases, the Currency Act 1965, and subsequent legal records outside the instrument for any cases that address these particular specifications or their implementation. The Determination itself is silent on litigation.
Gotchas
The Determination is concise but contains several features that may produce practical pitfalls if overlooked. These "gotchas" are matters arising from the text that could create compliance, design, operational or interpretative issues for parties dealing with 50 cent coins made under this Determination.
Obverse inscription and dating: The obverse inscription is specified as including "AUSTRALIA 2006" (Schedule 1). The Determination is dated 14 March 2005 and commences after registration (preamble; s 2). The presence of the year 2006 on the obverse while the instrument is dated 2005 means the authorised coin bears a year later than the Determination date. Practically, implementers must ensure the obverse inscription reads exactly as specified; the design’s dating is fixed in the Schedule and not tied to the Determination’s date.
Composition without alloy percentages: The "Standard composition" is given simply as "Copper and nickel" (Schedule 1). The instrument does not specify proportions, plating, or whether the composition is a particular alloy (for example a cupronickel ratio). That absence leaves open interpretative scope for producers: the Schedule does not set a percentage by component. Any party seeking to confirm metallurgical conformity must treat "Copper and nickel" as the textual specification but will need to consult other authoritative sources or procurement specifications for precise alloy ratios if required. The Determination itself does not supply that granularity.
Weight tolerance specified but diameter/thickness capped as maxima: The instrument supplies a "Standard weight and allowable variation" of 15.55 g ± 0.40 g, but for diameter and thickness it uses the phrasing "Maximum diameter 31.65mm" and "Maximum thickness 2.80mm" (Schedule 1). The use of "maximum" for dimensions but a standard plus tolerance for weight creates asymmetry: weight has an explicit allowable range; diameter and thickness have only upper limits stated. Implementers must therefore ensure diameter and thickness do not exceed the caps but the instrument does not set a lower bound for those dimensions.
Shape described as "Dodecagonal": The Schedule prescribes shape as "Dodecagonal" (Schedule 1). The term is unaccompanied by further tolerances (for chamfers, inner radius, edge curvature) that mechanical engineers might expect. For machine tool or die design, that absence of specific geometric tolerances beyond the maximum diameter and thickness could require additional technical adjudication or reference to Mint manufacturing standards. The Determination does not include drawings or geometric specifications.
Edge described as "Plain": The Schedule instructs an edge "Plain" rather than reeded or lettered. For coin-sorting equipment and anti-counterfeiting measures, this detail matters; implementers must ensure plain edges are used. The specification does not, however, provide surface roughness tolerances or finish requirements.
Obverse effigy and monogram specificities: The obverse must include "An effigy of Queen Elizabeth II, and the monogram 'IRB'" with the inscriptions "ELIZABETH II" and "AUSTRALIA 2006" (Schedule 1). The Determination does not supply the effigy artwork, the relative sizing or placement of the monogram or inscriptions, or the font treatment. Those typographic and artistic details would be defined in production drawings or design specifications outside the Determination.
Reverse designs are enumerated but formulaic: The reverse is authorised as any of 16 listed designs, each following the same formulaic elements: pictogram-style athlete, two swirling lines, Melbourne 2006 Commonwealth Games logo, and the inscriptions "XVIII COMMONWEALTH GAMES" and "50" (Schedule 1). The Determination’s use of "Any of the following designs" authorises multiple variants, but it does not set the order, mintage limits, or allocation among the 16 designs. Practically, producers or issuers choosing which designs to strike will need internal policy or separate authorisation.
Inclusion of the Games logo without IP clarifications: The Schedule requires reproduction of the Melbourne 2006 Commonwealth Games logo on the reverse designs. The Determination does not address intellectual property, licences or permissions necessary to use that logo in commerce or on merchandise separate from legal tender. Practitioners should not assume the Determination resolves licensing issues for non-legal-tender uses.
Non-interference clause: Section 4’s statement that these specifications "do not affect any other determination of the specification of a coin" can create ambiguity as to applicability when multiple determinations exist. Parties must confirm which determination applies to a specific coin issue by cross-referencing the relevant instruments.
No enforcement text within the Determination itself: Because the Determination provides no enforcement or penalty clauses, those seeking to enforce compliance must consult the enabling Act and other statutes. Relying solely on the Determination text might mislead practitioners expecting express sanctioning language.
These are concrete textual features and absences that can create operational or legal friction. The instrument prescribes technical and visual standards but leaves several implementation-level technicalities and legal interactions to be resolved outside the Determination.
How to comply
Compliance with this Determination requires producing, issuing or otherwise handling 50 cent coins that conform to the Schedule 1 specifications and recognising the instrument’s non-exclusivity with other determinations. The keys to compliance are procedural verification of dimensions, weight and composition; accurate reproduction of the obverse and authorised reverse designs; and attention to the Determination’s limits and omissions.
Use Schedule 1 as the controlling checklist: For any 50 cent coin issued under this Determination, verify the coin against each Schedule 1 item: standard composition "Copper and nickel"; standard weight 15.55 g with allowable variation ±0.40 g; maximum diameter 31.65 mm; maximum thickness 2.80 mm; shape "Dodecagonal"; edge "Plain"; obverse design as specified; and reverse design as one of the 16 enumerated options (s 3; Schedule 1). Treat each of those listed items as required attributes.
Weight control and metrology: Establish metrology procedures that confirm each coin’s mass falls within 15.55 g ±0.40 g. Calibrate scales to an appropriate accuracy and document sampling and batch-testing protocols. The Determination provides the numerical standard and tolerance for mass but no measurement methodology; produce a written measurement protocol consistent with industry practice and retained traceable calibration records.
Dimensional control: Ensure diameter does not exceed 31.65 mm and thickness does not exceed 2.80 mm. Given the Schedule uses "Maximum" for these dimensions but no lower bounds, document internal tolerances to ensure coins are mechanically sound (for example, so they stack and feed properly). Record die specifications and quality-control checklists that verify shape (dodecagonal) and plain edge treatments.
Composition verification: The Schedule specifies composition as "Copper and nickel" without percentages. Implement metallurgical analysis and procurement specifications that define the alloy to be used (for example, specify a cupronickel alloy ratio in production contracts) so that actual metal content is reliably repeatable. If authoritative alloy proportions exist in Mint production standards, incorporate those into contract and QA documentation.
Artistic fidelity for obverse and reverse: Reproduce the obverse "effigy of Queen Elizabeth II, and the monogram 'IRB', surrounded by the inscriptions 'ELIZABETH II' and 'AUSTRALIA 2006'." For the reverse, ensure that the design selected is one of the 16 enumerated options and includes the Melbourne 2006 Commonwealth Games logo and the inscriptions "XVIII COMMONWEALTH GAMES" and "50." Because the Determination does not supply drawing files, secure authorised artwork, scale and placement specifications from the issuing authority or design custodian and document approval trails.
Record keeping and traceability: Maintain records evidencing conformity for each mint run or batch: production drawings, die approvals, test reports for weight and composition, photographic records of obverse and reverse dies, and documentation showing which of the 16 reverse designs was used in each batch. The Determination itself does not prescribe record-keeping, but documentary proof will be necessary if compliance is questioned.
Cross-check other determinations: Section 4 states that Schedule 1 does not affect any other determination of the specification of a coin. Before certifying compliance, check the register of determinations and any other relevant subordinate instruments to ensure that no other determination applies to the particular coin run or conflicts with Schedule 1 for the same denomination. Where multiple determinations are relevant, identify which applies to a specific batch by date, issuance authority, or manufacturing authorisation.
IP and logo use: The reverse designs require the Melbourne 2006 Commonwealth Games logo. Obtain or confirm any necessary licences, authorisations or approvals to reproduce that logo in the context of legal tender coinage and for any ancillary commercial uses (for example, promotional items that use the same artwork). The Determination authorises the logo’s use on the coin design but does not address IP clearances for other uses.
Machine‑handling and commercial acceptance: If coins are to be accepted or processed by automated equipment, update machine settings to accept the specified weight tolerance, dodecagonal shape, plain edge and maximum diameter/thickness. Processors should align their coin-sorting, vending or payment acceptance equipment with the specified dimensional and mass limits to avoid reject rates.
Legal consultation where necessary: The Determination does not include enforcement language or detail on the enabling legislation beyond reference to subsection 13A(1) of the Currency Act 1965. For questions about legal effect, enforcement risk, licensing of designs, or interactions with counterfeiting or consumer law, seek legal advice referencing the Currency Act 1965 and relevant IP statutes in addition to this Determination.
Practical checklist summary: (1) confirm the particular batch’s intended design is one of the 16 authorised reverses; (2) ensure obverse plating and inscriptions match the Schedule; (3) measure a representative sample for mass and dimensions against the stated figures; (4) document alloy specification, dies and production QC; (5) confirm logo usage rights; and (6) check for any other applicable determinations that may affect the coin. Compliance is achieved by demonstrable adherence to the Schedule 1 items and by cross-referencing the determinations landscape referenced by s 4.
2 A design consisting of: (a) a representation, in pictogram style, of a person playing hockey with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
3 A design consisting of: (a) a representation, in pictogram style, of a person shooting with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
4 A design consisting of: (a) a representation, in pictogram style, of a weightlifter with 2 swirling lines around the weightlifter; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
5 A design consisting of: (a) a representation, in pictogram style, of a person playing badminton with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
6 A design consisting of: (a) a representation, in pictogram style, of a gymnast with 2 swirling lines around the gymnast; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
7 A design consisting of: (a) a representation, in pictogram style, of a person playing rugby with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
8 A design consisting of: (a) a representation, in pictogram style, of a person cycling with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
9 A design consisting of: (a) a representation, in pictogram style, of an athlete running with 2 swirling lines around the athlete; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
10 A design consisting of: (a) a representation, in pictogram style, of a person competing in a triathlon with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
11 A design consisting of: (a) a representation, in pictogram style, of a person playing netball with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
12 A design consisting of: (a) a representation, in pictogram style, of a person playing table tennis with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
13 A design consisting of: (a) a representation, in pictogram style, of a person swimming with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
14 A design consisting of: (a) a representation, in pictogram style, of a person boxing with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
15 A design consisting of: (a) a representation, in pictogram style, of a lawn bowler with 2 swirling lines around the lawn bowler; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.
16 A design consisting of: (a) a representation, in pictogram style, of a person playing squash with 2 swirling lines around the person; and (b) a representation of the Melbourne 2006 Commonwealth Games logo; and (c) the inscriptions: (i) ‘XVIII COMMONWEALTH GAMES’; and (ii) ‘50’.