Lump Sum vs Phased Drawdown: Which Pension Strategy Pays in 2026/27?

Deciding how to take money from your pension pot is one of the most consequential financial choices you will ever make. Get it right and you can manage your tax bill efficiently across a retirement lasting 20 or 30 years. Get it wrong and you could pay tens of thousands of pounds more in income tax than necessary, or run your pot down faster than expected.

This guide explains the main options -- lump sum, phased drawdown and UFPLS -- and works through examples at £300,000 and £500,000 pot sizes using 2026/27 tax figures.

The Core Options at Retirement

When you reach 57 (rising to 57 from 2028), you broadly have three choices for a defined contribution pension:

1. Take the full Pension Commencement Lump Sum (PCLS) and move the rest into flexi-access drawdown or an annuity.
2. Phased drawdown -- crystallise slices of your pension each year, taking 25% of each slice tax-free.
3. UFPLS payments -- take Uncrystallised Fund Pension Lump Sums directly, each split 25% tax-free / 75% taxable.

There is no single correct answer. The best strategy depends on your other income, your tax position, your health, your estate planning goals and your attitude to investment risk.

The Lump Sum Allowance: £268,275

The Lump Sum Allowance (LSA) caps total tax-free pension cash at £268,275 across your lifetime and across all pension schemes. This replaced the Lifetime Allowance from April 2024.

If your pot is £300,000, the maximum PCLS is £75,000 (25% of £300,000) -- well within the LSA. However, if you have a £1,200,000 pot, 25% would be £300,000, but the LSA caps you at £268,275. The excess £31,725 would be added to your taxable income.

For most people with pots under £1,073,100, the LSA will not bite. But if you have enhanced or fixed protection from before April 2024, you need separate advice on your specific entitlements.

Worked Example: £300,000 Pension Pot

Suppose you retire at 62 in 2026/27 with a £300,000 DC pension, no other income and State Pension not yet started.

Option A -- Full PCLS Immediately

• PCLS (25%): £75,000 tax-free
• Remaining £225,000 moved to flexi-access drawdown
• Draw £18,000/year from drawdown
• Tax: £18,000 minus £12,570 personal allowance = £5,430 taxable at 20% = £1,086 tax
• Net income: £75,000 in Year 1 plus roughly £16,914/year thereafter

Option B -- Phased Drawdown

• Crystallise £60,000 each year: £15,000 tax-free + £45,000 into drawdown
• Draw £15,000 from drawdown (total income: £15,000 tax-free + £15,000 taxable = £30,000)
• Tax: £30,000 minus £12,570 = £17,430 taxable at 20% = £3,486
• Net income: £26,514 per year

Option A gives you a large cash sum upfront but your income is higher in future years once the drawdown is running. Option B keeps income lower and tax lower each year. Neither is universally better -- it depends on what you plan to do with the tax-free cash.

Worked Example: £500,000 Pension Pot

At £500,000, the PCLS is £125,000 (within the LSA). The residual drawdown pot of £375,000 is substantial.

Option A -- Full PCLS plus large drawdown

• Take £125,000 tax-free
• Draw £35,000/year: tax = (£35,000 - £12,570) x 20% = £4,486
• At age 67, add State Pension £12,548: total income £47,548, still just within basic rate band

Option B -- Phased drawdown, defer State Pension by 1 year

• Crystallise £80,000/year: £20,000 tax-free + £60,000 to drawdown
• Draw £25,000: income = £25,000, tax = (£25,000 - £12,570) x 20% = £2,486
• Deferring State Pension by one year adds 5.8% = £728/year extra permanently

Phased drawdown is particularly powerful with a £500,000 pot because you have time to manage income carefully before State Pension starts. Once State Pension is added, your flexibility to keep income below the higher rate threshold (£50,270) reduces.

Sequencing Risk: The Danger Nobody Mentions

Sequencing risk is the single biggest threat to a drawdown strategy. If markets fall by 25% in your first year of retirement and you are drawing £20,000/year, you sell more units at depressed prices to raise that income. When markets recover, you have far fewer units to benefit from the recovery.

Academic research suggests that a bad sequence of returns in the first five years of drawdown can permanently cut sustainable income by 15 to 20%, even if long-run average returns are identical to a favourable sequence.

Practical mitigations:

• Hold one to two years of living expenses in cash or a cash-like investment outside drawdown. Draw from this during market falls.
• Consider a "bucket" structure: short-term (cash, 2 years), medium-term (bonds, 3 to 5 years), long-term (equities, 6 years plus).
• Be willing to reduce discretionary spending in the year after a market fall rather than selling equities.
• Consider a partial annuity to cover essential costs (utilities, food, council tax) and keep discretionary income in drawdown.

Managing Income Tax Year by Year

One of the greatest advantages of phased or UFPLS drawdown is the ability to control your marginal rate of tax each year. In 2026/27:

• Personal Allowance: £12,570
• Basic rate (20%): £12,571 to £50,270
• Higher rate (40%): £50,271 to £125,140
• Personal Allowance taper: income above £100,000 reduces allowance by £1 for every £2

If you have a large pot, you might choose to crystallise heavily in years before State Pension starts, "filling up" the basic rate band each year with taxable pension income. Once State Pension begins (£12,548/year in 2026/27), your headroom below the higher rate threshold narrows to around £37,722.

State Pension Timing and Drawdown Interaction

Many retirees find that the arrival of State Pension at 67 forces them to reconsider their drawdown strategy. The State Pension uses up most of the personal allowance (£12,548 of the £12,570 PA), meaning almost all drawdown income becomes taxable from that point.

Some strategies worth considering:

• Defer State Pension while drawing down heavily: each year of deferral adds 5.8% to weekly State Pension permanently.
• Reduce drawdown once State Pension starts to keep total income in the basic rate band.
• Increase drawdown before State Pension: use up tax-free cash and fill basic rate band while you still have space.

Which Strategy Is Right for You?

There is no universal answer, but here is a broad framework:

• Take maximum PCLS if you have a specific use for the cash (paying off mortgage, gifting to children, investment), if you are in poor health, or if you want simplicity.
• Phased drawdown suits those who are in good health, have time to manage income, want to control tax year by year, and have other income sources to supplement.
• UFPLS is useful if you want flexibility without formally setting up a drawdown plan -- particularly for smaller pots or irregular income needs.

Use our pension drawdown calculator at calchub.uk to model your specific scenario with 2026/27 tax rates, and always consider regulated financial advice before making irreversible pension decisions.