19/06/2026
How Many Sick Days Per Year are Acceptable in the UK?
In short there is no legal limit.
However, managing absence is a major operational challenge for UK business owners. While employees can theoretically take as much time off as they genuinely need for illness, employers can set internal absence thresholds to keep productivity on track.
Most companies monitor this using tools like the Bradford Factor or by measuring against the national average, which sits at around 4.4 days per year according to recent ONS data.
The unpredictability of staff absence means it can be quite a challenging task.
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