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Challenge Section 21 Notice Letter Template
How to challenge an invalid Section 21 eviction notice — what to include, your legal rights, and a free letter generator.
← All Letter Templates · Housing & Tenant · Last updated 18 August 2026
This is free rights guidance, not legal advice. For advice specific to your situation, see our About page or contact Citizens Advice.
If you need to challenge an invalid Section 21 eviction notice, a written letter is the recommended first step — it creates a clear record and shows you're pursuing the matter formally. Below is what a strong challenge section 21 notice should include, plus a free tool to generate yours.
What this letter needs to cover
- Identify the specific notice and date received
- Challenge the validity on relevant grounds including deposit not properly protected
- Gas safety certificate not provided
- EPC not provided
- How to Rent guide not provided
- Retaliatory eviction after a complaint
- Or notice served during the first four months of the tenancy
- Request withdrawal of the notice
See our full letter template library for related templates, or use our free checkers for guidance specific to your situation.
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