Landlords still have a final window to act before Section 21 ends – but “rush notices” could backfire

The private rented sector has talked about the end of Section 21 for years. Now the countdown is real. Under the Renters’ Rights Act 2025, the new tenancy regime is due to switch on 1 May 2026, with 30 April 2026 the last day private sector landlords can serve a Section 21 notice.

The industry expects a spike in Section 21 activity in the final seven days – not because landlords have suddenly decided to “evict at any cost”, but because this is the last opportunity to obtain possession without needing to prove a statutory ground for possession.

From 1 May 2026, landlords seeking possession will need to rely on Section 8 grounds which will switch the burden for the landlord from simply evidencing compliance with the pre-conditions for the valid service of a section 21 notice, to proving the validity of the statutory grounds for possession. This will require the production of evidence in support, along with more detailed witness statements and probably increased costs.

It’s also worth clearing up a misconception: 30 April is not a cliff-edge for possession for no-fault evictions. Where a valid Section 21 notice has been served before 1 May 2026, claims can still be progressed under transitional arrangements. Section 21 does not vanish from the courts on 1 May; what changes is that private sector landlords lose the ability to serve fresh Section 21 notices after that date.

That nuance is exactly why last‑minute notices can be a false economy. Historically, if a Section 21 notice failed on a technicality, many landlords corrected the defect and served again. After 1 May 2026, that “try again” option is far more constrained: if the notice is invalid and you’re past the deadline, a landlord will have to serve a Section 8 notice instead with different tests, timelines and evidential burdens.

If you take one practical message into this final window, let it be this: do not serve a Section 21 notice until you can prove statutory compliance. “Proof” matters – not just confidence that things were done properly, but evidence that would withstand scrutiny.

This means confirming the gas safety and EPC documentation is in order; that the correct prescribed information was served; that the relevant “How to rent” material was provided where required; and that the tenancy deposit was protected within the required timeframe and served properly on the tenant. This needs to cover the entire duration of the tenant’s occupation. If those building blocks are missing, out of date, or poorly recorded, a notice can unravel creating delay and wasted costs at exactly the moment landlords are trying to achieve certainty.

Section 21’s abolition is the headline, but it is not the only operational change arriving on 1 May 2026. The government’s roadmap makes clear that the first phase also introduces a new tenancy framework (moving the sector toward periodic assured tenancies), reforms rent processes and brings in additional tenant protections with further reforms, including a PRS database and a Landlord Ombudsman, phased from late 2026.

For landlords and agents, this is not just “a legal change”; it is a systems change. Templates, file hygiene, record-keeping and escalation routes all need tightening, because the margin for error is about to shrink. Yes, some will use the final Section 21 window where it remains the right route, but it should not become a last‑minute dash.

My advice is simple: treat the next week or so as a compliance audit exercise, not a paperwork sprint. If the evidence is there and the notice is valid, you preserve optionality and momentum. If it isn’t, you may lose weeks or be forced into a different possession pathway at a point when the sector is already adjusting to the biggest tenancy reform in a generation.

The final word of warning. Landlords must remember to serve The Renters’ Rights Act Information Sheet 2026 on all tenants who remain in occupation post 1 May or potentially face being fined.

Will Scott is a real estate partner at Irwin Mitchell