{"id":"F2015L00793","name":"Family Law (Superannuation) (Interest Rate for Adjustment Period) Determination 2015","slug":"family-law-superannuation-interest-rate-for-adjustment-period-determination-2015","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":438300,"registerId":"F2015L00793-fast-fetch-1775954782454","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 2015","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\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 2015\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 May 2015\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\n \n\n1  Name of determination\n\n  This determination is the Family Law (Superannuation) (Interest Rate for Adjustment Period) Determination 2015.\n\n2  Commencement\n\n  This determination commences on 1 July 2015.\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 2015, is 0.053.\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 2015.\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 2014 and ends in the financial year beginning on 1 July 2015.\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 2014.\n\nd2 is the number of days in the adjustment period in the financial year beginning on 1 July 2015.\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 2014 and ends in the financial year beginning on 1 July 2015.\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 2014.\n\nd2 is the number of days in the adjustment period in the financial year beginning on 1 July 2015.\n\n \n\n \n","sortOrder":0}],"analysis":{"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"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is an annual technical determination that performs exactly the function intended by regulation 45D of the Family Law (Superannuation) Regulations 2001. It has not expanded beyond its original purpose of setting interest rates for superannuation adjustment periods."},"complexity_factors":["Very short instrument (8 sections, approximately 1 page)","Only 1 defined term ('regulations')","Simple mathematical formulas with clear variables (d, d1, d2 representing days)","No nested exceptions or conditional logic beyond straightforward temporal scenarios","Clear structure matching four distinct factual scenarios","No cross-references to other legislation beyond the enabling regulation (45D)"],"plain_english_summary":"This instrument sets the interest rate at 5.3% for calculating time‑value adjustments to superannuation when couples split retirement interests for the 2015–16 year. It also provides formulas for adjustments where the period is under 12 months or spans two financial years. It affects separating couples, family lawyers, and super funds by ensuring fair valuation between calculation and payment."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"This determination does not expand or narrow who is covered by the Family Law (Superannuation) Regulations. It only prescribes the interest rate for the 2015 adjustment period and sets arithmetic methods for prorating that rate across different adjustment‑period lengths and cross‑financial‑year cases (ss.5–8)."},"complexity_factors":["Single fixed numeric rate (0.053) for the 2015 financial year reduces interpretive complexity (s.5).","Three simple prorating formulas provided for: (a) periods shorter than a financial year within 2015, (b) 12‑month periods spanning two financial years, and (c) periods shorter than 12 months spanning two financial years (ss.6–8).","Calculation requires precise day counts (d, d1, d2) which imposes minor administrative effort (ss.6(2),7(2),8(2)).","Operates by reference to regulation 45D of the Family Law (Superannuation) Regulations 2001 — no change to substantive coverage, only rate/method (s.3, s.4).","Low discretion: deterministic formulas limit decision‑making but require correct application by practitioners and administrators."],"plain_english_summary":"Sets the interest rate and calculation methods used when adjusting superannuation splits under the Family Law (Superannuation) Regulations for the 2015 adjustment period. It fixes the annual rate at 0.053 for the financial year starting 1 July 2015 and supplies formulas to prorate that rate for shorter periods or periods spanning two financial years. Affects parties, trustees and administrators implementing family law superannuation adjustments because it changes the interest applied to transferred amounts."}},"importantCases":[],"_links":{"self":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2015","history":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2015/history","analysis":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2015/analysis","conflicts":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2015/conflicts","importantCases":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2015/important-cases","documents":"/api/acts/family-law-superannuation-interest-rate-for-adjustment-period-determination-2015/documents"}}