{"id":"F2017L00471","name":"Family Law (Superannuation) (Interest Rate for Adjustment Period) Determination 2017","slug":"family-law-superannuation-interest-rate-for-adjustment-period-determination-2017","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":439181,"registerId":"F2017L00471-fast-fetch-1775955291662","compilationNumber":null,"startDate":"2026-04-12","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Family Law (Superannuation) (Interest Rate for Adjustment Period) Determination 2017","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\n    ![Commonwealth Coat of Arms](image.001.png)\n\n \n\n \n\nFamily Law (Superannuation) (Interest Rate for Adjustment Period) Determination 2017\n\nI, Peter Colin Martin, Australian Government Actuary, make the following determination under regulation 45D of the Family Law (Superannuation) Regulations 2001.\n\nDated:  28 March 2017\n\nPeter Colin Martin\n\nAustralian Government Actuary\n\n \n\n \n\n \n\n \n\nContents\n\n1 Name of determination\n\n2 Commencement\n\n3 Authority\n\n4 Definition\n\n5 Adjustment period—financial year\n\n6 Adjustment period—less than 12 months within financial year\n\n7 Adjustment period—12 months not within financial year\n\n8 Adjustment period—less than 12 months not within financial year\n\n1  Name of determination\n\n  This determination is the Family Law (Superannuation) (Interest Rate for Adjustment Period) Determination 2017.\n\n2  Commencement\n\n  This determination commences on 1 July 2017.\n\n3  Authority\n\n  This determination is made under regulation 45D of the Family Law (Superannuation) Regulations 2001.\n\n4  Definition\n\n  In this determination:\n\nregulations means the Family Law (Superannuation) Regulations 2001.\n\n5  Adjustment period—financial year\n\n  For subregulation 45D(3) of the regulations, the interest rate for the adjustment period, being the financial year beginning on 1 July 2017, is 0.047.\n\n6  Adjustment period—less than 12 months within financial year\n\n (1) This section applies to an adjustment period of less than 12 months that begins and ends in the financial year beginning on 1 July 2017.\n\n (2) For subregulation 45D(4) of the regulations, the method for working out the interest rate for the adjustment period is by using the formula:\n\n![](image.002.png)\n\nwhere:\n\nd is the number of days in the adjustment period.\n\n7  Adjustment period—12 months not within financial year\n\n (1) This section applies to an adjustment period of 12 months that begins in the financial year beginning on 1 July 2016 and ends in the financial year beginning on 1 July 2017.\n\n (2) For subregulation 45D(6) of the regulations, the method for working out the interest rate for the adjustment period is by using the formula:\n\n![](image.003.png)\n\n  \n\n  where:\n\nd1 is the number of days in the adjustment period in the financial year beginning on 1 July 2016.\n\nd2 is the number of days in the adjustment period in the financial year beginning on 1 July 2017.\n\n8  Adjustment period—less than 12 months not within financial year\n\n (1) This section applies to an adjustment period of less than 12 months that begins in the financial year beginning on 1 July 2016 and ends in the financial year beginning on 1 July 2017.\n\n (2) For subregulation 45D(6) of the regulations, the method for working out the interest rate for the adjustment period is by using the formula:\n\n![](image.004.png)\n\n  where:\n\nd1 is the number of days in the adjustment period in the financial year beginning on 1 July 2016.\n\nd2 is the number of days in the adjustment period in the financial year beginning on 1 July 2017.\n\n \n\n \n","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"This determination does not change the scope of the underlying regulation 45D; it specifies the interest rate and the arithmetic methods for prorating that rate for 2017 adjustment periods. It modifies the parameter (rate and calculation method) used under the existing power but does not create new categories of persons or new regulatory obligations beyond those in the regulations (s3, s5–8)."},"complexity_factors":["Narrow substantive effect: fixes a single annual interest rate for one financial year (s5).","Multiple calculation scenarios: provides separate formulas for periods wholly within a year, wholly spanning two years, and partially spanning years (ss6–8).","Requires day-count inputs: formulas depend on number of days (d, d1, d2) in the adjustment period (ss6–8).","Cross-reference to existing regulation: operation depends on regulation 45D of the Family Law (Superannuation) Regulations 2001 (s3).","Timing/commencement: rate applies from 1 July 2017, so implementers must observe financial-year boundaries (s2, ss5–8)."],"plain_english_summary":"This determination sets the interest rate (4.7%) to be used for calculating “adjustment periods” under regulation 45D of the Family Law (Superannuation) Regulations 2001 for the financial year starting 1 July 2017. It also supplies formulas to prorate that rate for adjustment periods shorter than a year or spanning two financial years. It matters to anyone who must apply regulation 45D calculations because it fixes how interest is calculated for those superannuation adjustments."},"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"The Determination performs exactly the function intended by regulation 45D of the Family Law (Superannuation) Regulations 2001: annually setting the interest rate for superannuation splitting adjustment periods. The scope remains tightly confined to this technical administrative task."},"complexity_factors":["Short document (8 sections, ~2 pages)","Single defined term ('regulations')","Four straightforward mathematical formulas with clear variable definitions","No nested exceptions or conditional logic beyond simple date-based triggers","Cross-references limited to one regulation (45D) in the parent Regulations","Purpose-built for a specific technical function (rate-setting) with no policy discretion involved"],"plain_english_summary":"This Determination sets the interest rate for superannuation split payments at 4.7% for the 2017–18 year, used to adjust balances between valuation and payout when couples separate. It affects separating couples, family lawyers, and super funds, and includes formulas to prorate the rate for short periods or splits that cross the 1 July boundary—directly influencing how much the non‑member spouse receives."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2017","history":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2017/history","analysis":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2017/analysis","conflicts":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2017/conflicts","importantCases":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2017/important-cases","documents":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2017/documents"}}