Old templates and informal letters are no longer valid. From 1 May 2026 every notice must use the new prescribed form.
Form 3A: the prescribed Section 8 possession notice
Every English landlord seeking possession after 1 May 2026 must use this form. Old templates are not valid.
Form 4A: the prescribed rent increase notice
From 1 May 2026 Form 4A is the only valid way to increase the rent. Letters and informal agreements no longer work.
The Renters' Rights Act Information Sheet
The first deadline of the new regime, and the most-fined.