HECS-HELP Debt Repayment & Indexation Guide (2026–27)

For over 3 million university students and graduates in Australia, the Higher Education Contribution Scheme (HECS) and Higher Education Loan Program (HELP) allow students to defer tertiary tuition fees until they reach statutory income thresholds.

Following landmark federal tertiary education reforms linking HELP loan indexation to the lower of the Consumer Price Index (CPI) or Wage Price Index (WPI), Australian graduates are protected from unfair debt surges during high inflation periods.

This guide provides an up-to-date breakdown of 2026–27 compulsory HECS-HELP repayment thresholds, how employer payroll withholding works, indexation schedules, and whether making voluntary repayments is financially advantageous.

1. How Compulsory HECS-HELP Repayments Work

Unlike standard bank loans, HECS-HELP debt does not charge commercial interest. Instead, the government indexes the loan balance once annually on 1 June to maintain its real value against inflation.

Compulsory repayments are calculated through the tax system based on your Repayment Income (RI):

$\text{Repayment Income} = \text{Taxable Income} + \text{Total Net Investment Losses} + \text{Reportable Fringe Benefits} + \text{Reportable Super Contributions}$

If your Repayment Income is at or below the minimum statutory threshold ($69,528 for 2026–27), you pay $0 towards your student loan.

2. Compulsory Repayment Income Thresholds (2026–27)

For 2026–27, compulsory repayments use marginal bands rather than a flat percentage of all income. The result is capped at 10% of repayment income and cannot exceed the outstanding debt.

Source: Study Assist — loan repayments.

3. How Employer Payroll Withholding Works

When you start a new job in Australia, you fill out an ATO Tax File Number (TFN) Declaration form:

1. If you tick "Yes" to having a HECS-HELP debt, your employer automatically withholds extra tax from each weekly/fortnightly pay to cover your estimated compulsory repayment.
2. The withheld funds are held by the ATO throughout the year.
3. When you lodge your annual tax return in July–October, the ATO calculates your final repayment and applies the withheld credits to reduce your loan balance.

4. Should You Make Voluntary HECS Repayments?

Because HECS-HELP debt charges 0% commercial interest (only indexed to the lower of CPI or WPI), financial advisers generally recommend prioritizing higher-interest liabilities first:

• Pay Off High-Interest Debt First: Credit cards (18%–24%), personal loans (8%–14%), and car finance.
• Mortgage Buffer: Keeping cash in a 100% mortgage offset account (saving 6.0%+ after-tax) generally outperforms paying down HECS early.
• When Voluntary Payments Make Sense: If your remaining HECS balance is small (e.g. under $3,000) and clearing it before 1 June prevents indexation, or if clearing the debt boosts your borrowing capacity when applying for a mortgage.

5. Calculate Your Exact HECS Repayments

Estimate your fortnightly repayments and take-home pay with our free tools:

• HECS-HELP Calculator — Calculate exact compulsory repayment amounts and remaining debt balance.
• PAYG Take-Home Pay Calculator — See your net salary after income tax, Medicare, and HECS.
• Borrowing Power Calculator — See how HECS affects bank home loan approval limits.