Pension Drawdown Explained: How to Access Your Pot Without Handing HMRC a Windfall

Pension drawdown lets you keep your defined contribution pension pot invested while taking income from it. Unlike an annuity — where you hand your pot to an insurer in exchange for a guaranteed income for life — drawdown gives you control. You decide how much to take, when to take it, and your remaining pot stays invested.

You can access drawdown from age 55 (rising to 57 from April 2028). The rules apply to defined contribution pensions: workplace pensions, SIPPs, and personal pensions. Defined benefit (final salary) pensions work differently — you'd need to transfer to a DC scheme first, which is rarely advisable without professional advice.

The key feature: you can take up to 25% of your pension pot as a tax-free lump sum. For most people, the maximum tax-free amount is £268,275 across all your pensions. Everything beyond 25% is taxed as income at your marginal rate.

According to MoneyHelper, drawdown has become the default choice for most retirees with DC pots. Annuity rates have improved with higher interest rates, but the flexibility of drawdown — especially the ability to vary your income year by year — makes it the right starting point for most people. You can always buy an annuity later with part of your pot.

Everyone focuses on the 25% tax-free lump sum, and rightly so — it's one of the most generous tax breaks in the UK system. But how you take it matters enormously.

Option 1: Take the full 25% upfront. You designate your entire pot into drawdown and take the 25% as a single lump sum. The remaining 75% stays invested and any withdrawals are taxed as income. This is clean and simple but means you've used your entire tax-free entitlement in one go.

Option 2: Take it in chunks (phased drawdown). You designate portions of your pot into drawdown over time. Each time, 25% of the designated amount is tax-free and 75% goes into your drawdown fund. This spreads your tax-free cash across multiple tax years — useful if you don't need a large lump sum immediately.

Option 3: Uncrystallised Funds Pension Lump Sum (UFPLS). You take lump sums directly from your uncrystallised pot. Each withdrawal is 25% tax-free and 75% taxable. Warning: this triggers the Money Purchase Annual Allowance.

For a £300,000 pension pot, the tax-free amount is £75,000. If you take it all in year one, you get £75,000 cash immediately but no further tax-free withdrawals. If you phase it over five years, you take £60,000 per year into drawdown, getting £15,000 tax-free each year and the remaining £45,000 going into your drawdown pot.

This is where most people get caught. The standard annual allowance for pension contributions is £60,000. But the moment you take taxable income through flexi-access drawdown, your allowance drops permanently to £10,000. This is the Money Purchase Annual Allowance, and it cannot be reversed.

What triggers the MPAA:

• Taking taxable income from a flexi-access drawdown fund
• Taking an Uncrystallised Funds Pension Lump Sum (UFPLS)
• Taking income from a flexible annuity where income can decrease

What does NOT trigger the MPAA:

• Taking your 25% tax-free lump sum only
• Designating funds into drawdown without taking taxable income
• Buying a conventional lifetime annuity
• Taking a small pot lump sum (pots worth £10,000 or less)

This matters hugely if you're still working. Say you're 57, semi-retired, and earning £30,000 from part-time work. You want to top up your income with some pension drawdown. The moment you take £1 of taxable drawdown income, your annual pension contribution allowance drops from £60,000 to £10,000. If your employer is contributing £15,000 a year to your workplace pension, you've just created a tax charge on the excess.

The workaround? If you only need tax-free cash, designate funds into drawdown and take only the 25% tax-free lump sum. Don't touch the taxable portion until you've stopped making significant pension contributions. See our pensions hub for more strategies.

Drawdown income is taxed as earned income — it's added to your other income for the tax year and taxed at your marginal rate. For 2025/26:

The Personal Allowance is £12,570. The basic rate band covers the next £37,700 (up to £50,270 total). Higher rate kicks in at £50,271, and the additional rate at £125,141.

Here's where it gets tricky. The full new State Pension is £11,973 per year (2025/26). That alone uses up almost your entire Personal Allowance. So if you're receiving the State Pension and taking drawdown income, effectively every penny of drawdown is taxed at 20% minimum.

A practical example: You receive £11,973 State Pension and want £20,000 from drawdown. Your total income is £31,973. Tax calculation:

• First £12,570: tax-free (Personal Allowance)
• £12,571 to £31,973 (£19,403): taxed at 20% = £3,881

Your effective tax rate on the drawdown income is 19.4%. But if you took £40,000 instead, pushing total income to £51,973, you'd pay 40% on the £1,703 above £50,270 — an extra £681 in tax for relatively little extra income.

The lesson: plan your drawdown income in bands. Stay below £50,270 total income if possible. If you need more in a particular year, consider taking it as tax-free cash from uncrystallised pension pots rather than taxable drawdown.

Your first drawdown withdrawal will almost certainly be overtaxed. HMRC applies an emergency tax code to the first payment because your pension provider doesn't know your other income for the year. On a £10,000 withdrawal, you might see £3,000-£4,000 deducted in tax even though your actual liability is much lower.

You can reclaim this overpaid tax by:

1. Waiting until the end of the tax year — HMRC will reconcile automatically
2. Calling HMRC on 0300 200 3300 and asking for a tax code adjustment
3. Completing form P55 or P50Z (available on gov.uk)

Option 2 is fastest. Call HMRC before your second withdrawal and get the correct tax code applied to your drawdown provider. This prevents ongoing overtaxation.

Another approach: make your first drawdown withdrawal small — say £100. Let it be overtaxed. Then get your tax code corrected before taking larger amounts. The overtax on £100 is trivial; the overtax on a £50,000 lump sum is not.

The drawdown-vs-annuity debate is a false binary. The smart approach combines both.

Use drawdown in your late 50s and 60s when you want flexibility and your pot has time to recover from market dips. Then at 70 or 75, consider using part of your remaining pot to buy an annuity that covers your essential spending — heating, food, council tax. Keep the rest in drawdown for discretionary spending.

Annuity rates have improved significantly as interest rates have risen. A 65-year-old can now get roughly £6,800-£7,200 per year from a £100,000 annuity pot (depending on health and whether it includes inflation protection). That's better than any point in the last decade.

The risk with pure drawdown is sequence-of-returns risk: if markets crash early in your retirement and you keep withdrawing, your pot can deplete far faster than expected. An annuity eliminates this risk for your baseline income.

For more on building a retirement income strategy, visit our pensions hub.

This article is for informational purposes only and does not constitute financial advice. Pension drawdown involves investment risk and you should seek independent financial advice before making any decisions about accessing your pension.