Employment Tribunal deadline
ET1 discrimination claim deadline calculator
A discrimination claim must usually reach the Employment Tribunal within three months less one day from the act complained of. ACAS Early Conciliation can change the final date.
Rule reviewed
At a glance
What the calculator applies
- Period
- Three calendar months less one day
- Trigger
- Date of the act complained of
- Direction
- Forward from the act complained of
- Counting method
- Calendar months, then subtract one day
Free calculation
Calculate from the relevant date
The jurisdiction, forum and triggering event are preset for this deadline. Enter the date and any facts the calculator asks for.
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Calculation basis
How the date is counted
Calendar months, then subtract one day
The calendar-month calculation preserves the corresponding date where possible. The calculator shows any resulting month-end treatment.
Check before use
Exceptions and matter facts
- Conduct extending over a period is treated under the continuing-act provisions in section 123 and requires a fact-specific check.
- ACAS Early Conciliation changes the calculation. The Tribunal also has a just-and-equitable discretion to extend time.
Check this result before using it
Deadline Engine is calculation software, not legal advice. Check the current rule, any order and the facts before adding the date to your diary.
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