# The Employment Tribunals (Constitution and Rules of Procedure) Regulations 2004, Paragraph 4: Time limit for bringing appeal


(1) Subject to paragraph (2), the notice of appeal must be sent to the Employment Tribunal Office within 21 days from the date of the service on the appellant of the notice appealed against.
(2) A tribunal may extend the time mentioned above where it is satisfied, on an application made in writing to the Secretary either before or after the expiration of that time, that it is or was not reasonably practicable for an appeal to be brought within that time.

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Source: https://www.legislation.gov.uk/uksi/2004/1861/schedule/4/paragraph/4 (the official version)
Page: https://openlegislation.uk/employment-tribunals-constitution-and-rules-of-procedure-regulations-2004/schedule-4/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.