Guidance
Making a claim to an employment tribunal (T420)
How to make a claim to an employment tribunal.
Change of https://www.gov.uk/government/publications/making-a-claim-to-an-employment-tribunal-t420
Change description : 2025-10-13 08:00:00: Changed phone number for Leeds and Newcastle [Guidance and regulation]
Showing diff : 2025-09-01 07:00:32.907770051 +00:00..2025-10-13 07:01:40.899311566 +00:00
How to make a claim to an employment tribunal.
Changed phone number for Leeds and Newcastle
New Midlands phone number
Changed signposting for tribunal offices.
Changed postal address to Loughborough
Added Welsh HTML version.
Converted the English guide into HTML.
Leeds tribunal address change
Updated contact information
Revised guidance document in English and Welsh.
Details for Glasgow ET updated.
Revised T420 guidance, English and Welsh.
Glasgow centre has changed address.
Time limit guidance has been updated.
Revised T420 due to a change of address in Newcastle.
Added Welsh T420 due to change of address for Employment Appeal Tribunal.
Added a revised T420 that includes GDPR information.
First published.
2025-10-13 08:00
Changed phone number for Leeds and Newcastle
2025-09-01 08:00
New Midlands phone number
2025-06-25 15:26
Changed signposting for tribunal offices.
2025-05-16 10:17
Changed postal address to Loughborough
2025-05-09 07:51
Added Welsh HTML version.
2024-02-05 09:00
Converted the English guide into HTML.
2023-12-12 12:12
Leeds tribunal address change
2023-10-12 17:04
Updated contact information