Quick answer
Yes, you can pay into a SIPP after retiring until 75: up to £3,600 gross (£2,880 net) a year with no earnings, or £10,000 if you've flexibly accessed it.
Data as of 2026-04-06. Source: GOV.UK / HMRC
Related
Last updated 2026-10-16. Data only, not financial or tax advice.