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StudyLink Hoto Akoranga (MSD) administers the initial capital lending and issues student loans, which are then transferred to IR. IR holds the total nominal debt, administers the initial fair value write-down expense and any subsequent fair value adjustments, and is also responsible for the collection of debt. 

Student loans are designated at fair value through surplus or deficit under PBE IPSAS 41 Financial Instruments because borrowers only start repayments if they earn an income above a certain threshold. 

The difference between the amount of the student loan and the fair value on initial recognition is recognised as an expense. The initial fair value is lower than the amount of the initial student loan for a number of reasons, including that:

  • some borrowers will never earn enough to repay their loans 
  • some overseas-based borrowers will default on their payment obligations
  • the time value of money will erode the value of future repayments because there is no interest charged on New Zealand-based borrowers’ balances. 

After loans are issued, an adjustment is made each month to unwind the interest. This adjusts the present value of the write-down over time. IR also receives repayments from borrowers.

At the end of the year, actuarial models are used to compare the carrying value to the fair value of the student loan portfolio, and the difference is recognised in the surplus and deficit of the Financial Statements of the Government of New Zealand. The difference is also shown in the Schedule of Non-departmental Gains and Losses. Details of the models are provided later in this note.

We use the following key terms to help us define student loan values:

  • Fair value: The market value of student loans if they could be exchanged between knowledgeable, willing parties in an arm’s-length transaction.
  • Nominal value: The total amount owed by borrowers at a point in time, including loan principal, interest, fees and penalties.

The nominal and fair values of student loans are shown below.

Financial instruments–fair value hierarchy disclosures

For those instruments recognised at fair value in the Schedule of Non-departmental Assets, fair values are determined according to the following hierarchy:

  • quoted market price (level 1) – financial instruments with quoted prices for identical instruments in active markets
  • valuation technique using observable inputs (level 2) – financial instruments with quoted prices for similar instruments in active markets or quoted prices for identical or similar instruments in inactive markets and financial instruments valued using models where all significant inputs are observable
  • valuation techniques with significant non-observable inputs (level 3) – financial instruments valued using models where 1 or more significant inputs is not observable.

Student loans as at 30 June 2024 are valued using significant non-observable inputs (level 3). There are no quoted market prices (level 1) and no observable inputs (level 2).

The next section provides details on the model, and the table below outlines the significant assumptions and sensitivities for the level 3 valuation technique.

Student loan valuation model

At the end of the year, the student loan portfolio is revalued to fair value by an independent external valuer using actuarial models. Stats NZ collates most of the data for the actuarial valuation model from: IR, the Ministry of Education Te Tāhuhu o Te Mātauranga and the MSD. The data is made up of borrowings, repayments, income, educational factors and socio-economic factors. It is current up to 31 March 2023. In addition, supplementary data from IR and the New Zealand Customs Service Te Mana Ārai o Aotearoa, about loan transactions and borrowers’ cross-border movements for the period up to 31 March 2024, is also included.

The fair value movement, recognised in the Schedule of Non-departmental Gains and Losses, relates to changes in discount rate and a reassessment of the expected repayments of loans. The fair value movement at 30 June 2024 is an increase of $355 million (2023: $500 million). This increase incorporates the following changes to the fair value:

  • The discount rate adjustments have increased the value of the scheme by $80 million (2023: $194 million increase). This is largely due to risk-free rate and risk adjustment changes. The discount rates used for determining the fair value are equal to the Treasury’s prescribed risk-free rates for accounting valuations plus a risk adjustment. Since 30 June 2023, risk-free rates have generally increased, which has decreased the fair value of the student loan portfolio by $88 million. Differences in the discount rates applied to interest unwind and initial fair value write-down contributed a further $6 million decrease in fair value. The risk adjustment decreased from 1.71% to 1.26%, which is in line with market data, increasing the fair value by $174 million. 
  • Data and modelling changes have increased the value of the scheme by $308 million (2023: $48 million increase). This is mainly due to
    • Updated domestic income and repayment assumptions which have increased the fair value by $154 million. 
    • Additional funding introduced through Budget 2024 towards initiatives to improve overseas-based borrower compliance. These initiatives are expected to increase the probability of repayment and have increased the value of the scheme by $150 million. 
    • Other modelling changes including the roll forward of data which have increased the value by $4 million. 
  • Other expected repayment adjustments have decreased the fair value of the student loan portfolio by $33 million (2023: $229 million increase). These include:
    • Updated macroeconomic assumptions have decreased the fair value by $59 million (2023: $48 million increase). This can be broken down into 3 components:
      • A decrease of $51 million due to lower salary inflation assumptions, resulting in lower projected domestic incomes, domestic borrower repayment obligations. 
      • A decrease of $12 million due to lower loan and late payment interest rate assumptions (i.e., less interest collected).
      • An increase of $4 million due to decreases to CPI assumptions meaning higher domestic repayment obligations.
    • The experience variance–this has decreased the value by $7 million (2023: $44 million increase), largely due to lower-than-expected repayments and lower-than-expected write-offs.
    • Updates to the expense assumption–these have increased the value by $7 million (2023: $2 million increase). 
    • A policy change implemented through Budget 2024 to increase the overseas loan and late payment interest rates by 1% each tax year from 1 April 2025 to 31 March 2030. This increased the fair value by $26 million. 

A breakdown of the fair value remeasurement–student loans reported in the Schedule of Non-departmental Gains and Losses is set out below.

Fair value remeasurement–student loans breakdown.
Remeasurement Actual 2023 ($000) Note Actual 2024 ($000)
Risk-free rates $(345,000)
N/A $(94,000)
Risk adjustment $539,000
N/A $174,000
Discount rate adjustment $194,000
N/A $80,000
Macroeconomic effects $48,000 N/A $(59,000)
Experience variance $44,000 N/A $(7,000)
Expense assumption $2,000
N/A $7,000
Policy changes - N/A $26,000
Data and modelling changes $48,000
N/A $308,000
COVID-19 impacts–model changes $135,000 N/A -
Expected repayment adjustments $277,000 N/A $275,000
Repayment collection allowance
$29,000 2 -
Total fair value remeasurement–student loans $500,000 N/A $355,000

The student loan valuation model reflects macroeconomic assumptions, current student loan policy and announced policy where relevant. The fair value is sensitive to changes in a number of underlying assumptions and judgements, including future income levels, repayment behaviour and macroeconomic factors such as inflation and discount rates. As noted by the valuer, it is not possible to assess with any certainty the implications of the global economic uncertainty on the fair value of the scheme or the economy as a whole, in terms of the length or degree of impact. For these reasons, the valuation has a high degree of inherent uncertainty and there is a significant risk of material adjustment to the fair value in future accounting periods. The key risks are:

  • The proportion of overseas-based borrowers making a repayment is an important metric for the scheme as the value of the loans for these borrower’s hinges on the level of their compliance. As part of Budget 2024, IR was allocated funding to administer initiatives aimed at improving overseas-based borrower compliance. The valuers have increased the probability that overseas-based borrowers will make loan repayments. While there are historical precedents for initiatives to improve overseas repayment behaviour, the Budget 2024 initiatives only commence on 1 July 2024, meaning there is no concrete data to verify the impact at the time of the valuation. This lack of data poses a risk that the fair value of the scheme may be overstated or understated. 
  • There is uncertainty in the domestic and global economies as economies around the world experience high inflation. While inflation is beginning to be brought under control in New Zealand, subsequent effects on unemployment and interest rates may continue to emerge. There has been no explicit adjustment to the valuation to account for this. However, the fair value includes a risk adjustment, part of which accounts for general uncertainty in the economic outlook. In addition, macroeconomic forecasts used in the valuation take into account the current economic outlook. There is a risk that the fair value of the scheme may decrease at future valuations if the economic outlook worsens.
  • Migration in and out of New Zealand has been severely impacted by the government response to the COVID-19 pandemic. In the 2024 tax year, we saw emigration out of New Zealand exceeding the levels seen before the pandemic, potentially due to pent-up demand for moving overseas and macroeconomic trends. There remains significant uncertainty about future net migration and there is therefore a risk that experience may differ significantly from our assumptions. 
  • There is uncertainty around the characteristics and behaviour of borrowers leaving study and those who do not have substantive employment. There is a risk that experience for this group may differ significantly from assumptions.

The significant assumptions and sensitivities behind the fair value are:

The scheme is exposed to a variety of financial instrument risks, including credit risk and interest rate risk.

Credit risk

Credit risk is the risk that borrowers will default on their obligation to repay their loans or die before their loan is repaid, causing the scheme to incur a loss. The risk of death or default cannot be quantified.

The Student Loan Scheme does not require borrowers to provide any collateral or security to support advances made. As the total sum advanced is widely dispersed over a large number of borrowers, the scheme does not have any material individual concentrations of credit risk.

The credit risk is reduced by the collection of compulsory repayments through the tax system. This is less effective with overseas-based borrowers. Many New Zealand-based borrowers earning over the income threshold have compulsory deductions from salary and wages to repay their loans. Overseas-based borrowers are required to make repayments twice a year based on their loan balance. IR uses a variety of communications and campaigns to reduce the risk of non-payment of obligations.

Loans are written off in the event of death or bankruptcy.

Interest rate risk

Interest rate risk is the risk that the value of financial instruments will fluctuate due to changes in interest rates.

Changes in interest rates impact discount rates. There is a risk that, if interest rates rise, the value of the scheme will significantly decrease as the discount rates applied to the expected future repayments will be higher, decreasing their value.

Changes in interest rates could also impact on the Government’s return on loans advanced. The interest rate and the interest write-off provisions attached to student loans are set by the Government.

Performance of the scheme

A detailed explanation and insight into the performance of the scheme is available in the Student Loan Scheme Annual Report at

Education counts (educationcounts.govt.nz)

Last updated: 06 Dec 2024
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