Form 4A Section 13 rent increase notice for England. Auto-calculates valid start date. RRA 2025 compliant, 2-month notice, 52-week rule. From £4.99.
A Rent Increase Notice (Form 4A) is the statutory document a landlord must serve to legally increase rent on a private assured periodic tenancy in England. From 1 May 2026, under the Renters' Rights Act 2025, Form 4A is the only lawful mechanism — contractual rent review clauses in tenancy agreements are no longer enforceable.
Whenever you want to increase rent on a private assured periodic tenancy in England. The first increase cannot take effect until 52 weeks after the tenancy started. Subsequent increases must be at least 52 weeks apart. The notice must be served at least 2 months before the new rent starts, and the new rent must begin on the first day of a tenancy period.
Prescribed Form 4A (SI 2026/354) populated with your tenancy details, current and proposed rent, auto-calculated valid start date, charges breakdown if applicable, and the full prescribed tenant information including tribunal challenge rights. Joint landlord signature slots included.
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