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Retirement 07/06/2026 3 min read

Voluntary Supplementary Pension Funds: Build Your Retirement While Getting Tax Deductions

A retirement tool few people take advantage of despite clear tax benefits. How voluntary supplementary pension funds work, personal income tax deduction limits, and what to consider before joining.

Among the three pillars of retirement, there's one tool in the second pillar that many Vietnamese overlook — even though it offers dual benefits: helping you save for old age while reducing the personal income tax you pay today. That's the voluntary supplementary pension fund (also called voluntary retirement insurance).

What is a voluntary supplementary pension fund?

This is a long-term savings program specifically designed for retirement goals, managed by licensed institutions. The mechanism is simple:

  • You (and/or your employer) make periodic contributions to the fund.
  • The fund invests the money and accumulates returns over time.
  • When you reach retirement age, you receive the accumulated amount as supplementary pension income — on top of your social insurance pension.

In other words, it supplements the basic safety net, helping narrow the gap between state pension and the living standard you desire.

Tax benefits: the most attractive feature

This is where voluntary supplementary pension funds differ from just putting money in regular savings. Contributions to the fund are deducted from taxable income when calculating personal income tax on salary and wages:

  • Maximum deduction: 1 million VND/month (equivalent to 12 million VND/year), based on actual contributions.
  • This limit includes both employee contributions and employer contributions (if any), even when participating in multiple funds.
  • Contributions below this amount are deducted based on actual contributions; amounts above 1 million/month don't receive additional deductions.

Example: if you contribute 1 million VND/month to the fund, the full 12 million VND/year is deducted from your taxable income. For someone in a high tax bracket, this is real tax savings — you're building for your future while reducing your current tax obligation.

Another benefit: pension income received from voluntary retirement funds in old age is exempt from personal income tax. However, note the flip side — if you withdraw early (before retirement age), that withdrawal typically is not tax-exempt and is taxed as income.

Comparison with regular savings

CriteriaRegular SavingsVoluntary Supplementary Pension Fund
Tax benefits on contributionsNoneYes — deduction up to 1 million/month
LiquidityHigh, flexible withdrawalLow — long-term commitment, early withdrawal has tax disadvantages
PurposeMulti-purposeSpecifically for retirement
Savings disciplineDepends on willpowerHigh, with binding commitment

The very "difficulty of withdrawal" — which sounds like a disadvantage — is actually an advantage for retirement goals: it prevents you from spending money that should be reserved for old age.

Things to consider before joining

  • Read the fee structure carefully: like any financial product, management fees eat into long-term returns — compare before choosing.
  • Understand withdrawal conditions: when you can receive benefits, what tax and fee consequences apply for early withdrawal.
  • Don't let it overshadow your investment pillar: with a deduction ceiling of 1 million/month, this is a good supplementary tool, but the majority of your long-term wealth growth should still come from your investment pillar (index funds, stocks).
  • Keep contribution receipts: necessary for claiming deductions when filing your tax return.

Note: regulations on deduction limits and tax benefits may be adjusted through new guidance documents; check for updated information or consult a tax professional before making decisions.

Who should consider this tool?

Voluntary supplementary pension funds are especially worth considering if you: are in a high personal income tax bracket (making deduction benefits clear), want an additional disciplined retirement savings layer, and have already built basic foundations (emergency fund, long-term investments).

Want to know how much tax this tool can save you and whether it's right for you? Ask [Sirifin's AI advisor](/vi/ai-advisor), or [schedule an appointment with a tax and retirement expert](/vi/advisors).

Content is for informational and financial education purposes, not specific tax or investment advice.

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