Sick pay changed on 6 April 2026. The three waiting days have gone, the lower earnings limit has gone and people who never qualified before now do. This walks you through eligibility one question at a time, then does the sum.
Three changes landed together. Each one costs money if your payroll or your policy still runs the old way.
The rest of the Employment Rights Act 2025 lands in stages to 2027. The full list, with what to do about each one, is on our employment law updates hub.
If this calculator told you something you did not expect, the next question is normally about the policy behind it, or about the person who is off.
More free tools on the Help Yourself page: the job advert guide, an HR compliance diagnostic and the employment law updates hub. Or read the new holiday pay record keeping rules, which changed on the same day.
This tool handles the straightforward cases. Linked periods, someone who went home mid-shift, a director, a zero-hours worker with no fixed pattern: those are the ones worth a two-minute conversation rather than an evening on GOV.UK.
Book a free 20-minute callAll prices + VAT. This tool is general guidance, not legal advice, and it does not cover every situation. Rates and rules checked against GOV.UK on 7 September 2026. What If HR Ltd, Caterham, Surrey.