HMO Refinancing Just Got Harder: What the Renters’ Rights Act Means If You're Selling in 2026

Since the Renters' Rights Act completed its rollout on 1 May 2026 — abolishing Section 21, moving every tenancy onto a periodic footing, and bringing the National Property Portal online — the conversation around HMOs has mostly focused on licensing and fines. That's only half the story. The bigger shift, and the one fewer landlords are prepared for, is happening inside the lending market. HMO mortgages are getting harder to secure, and for landlords approaching the end of a fixed rate, that is now a more pressing problem than any local authority licence fee.

Why Lenders Have Changed How They See HMOs

Before May 2026, a lender's risk model for an HMO leaned heavily on the landlord's ability to recover possession quickly if a tenancy went wrong, and on relatively predictable fixed-term contracts. Both assumptions have gone. Tenants can now leave with far more flexibility under a periodic tenancy, and a landlord's route to regaining possession from a problem tenant is slower and more procedural than it was under the old Section 21 process.

Underwriters have responded by re-pricing risk rather than withdrawing from the sector. HMOs are still attractive to lenders — gross yields of 9% to 15% are common in strong regional and university markets — but the terms attached to that lending have tightened noticeably.

Void period assumptions are rising

Specialist lenders are now stress-testing HMO applications against longer assumed void periods between tenancies, rather than taking the previous, more optimistic occupancy rates at face value. A portfolio that comfortably passed affordability checks eighteen months ago can fail the same test today, purely because the assumptions behind the model have moved.

Track record and management now count for as much as the numbers

Where a strong yield used to carry an application a long way on its own, underwriters are increasingly asking to see evidence of active, professional management — void history, arrears handling, and a credible plan for the property under periodic tenancies. Landlords who self-manage informally, or who bought an HMO as a side project rather than a core business, are finding this harder to demonstrate than they expected.

The gap between mainstream and specialist lenders is widening

Several high-street lenders have quietly pulled back from larger or more complex HMOs altogether, leaving specialist, often institutionally funded lenders to fill the gap — usually at a higher rate and with more conditions attached. For a landlord who arranged their original HMO mortgage through a mainstream lender in a more relaxed market, refinancing on the same terms is no longer a safe assumption.

The Numbers Still Work — If You Can Actually Get the Loan

This is the point worth sitting with. An HMO yielding 12% gross still looks like an excellent asset on paper. But a strong yield is no longer a guarantee of an easy remortgage. Landlords coming to the end of a two or five-year fixed rate arranged in 2021–2023 are discovering that the lending landscape they refinance into bears little resemblance to the one they borrowed in. Some are facing what brokers are now calling a "covenant crunch" — technically profitable, but unable to refinance on workable terms without injecting capital, restructuring, or accepting a materially worse deal.

Why Some HMO Landlords Are Choosing to Sell Rather Than Refinance

For a growing number of landlords, particularly those who hold one or two HMOs rather than a professionally managed portfolio, the maths has shifted. Facing a harder underwriting process, a higher rate, and the ongoing compliance demands of a periodic tenancy regime, selling now — while demand for well-run HMOs from professional investors remains strong — is proving the more attractive route than fighting for a refinance on worse terms than the one it replaces.

This isn't a fire-sale story. Well-licensed, well-managed HMOs in strong rental locations are still in demand from the investors and operators who are set up to meet the new lending bar. The opportunity for a selling landlord is to exit on their own terms, at a fair valuation, before a forced refinance or a lapsed licence narrows the buyer pool.

What This Means If You're Thinking of Selling Your HMO

If your fixed rate matures in the next twelve months, it's worth having that conversation before your lender does. A discreet, professionally handled sale — marketed to the investors who understand HMO licensing, tenancy structures and yield — typically achieves a materially better outcome than a distressed refinance or a rushed listing once a covenant issue has already surfaced.

With over 40 years in London and England-wide property acquisitions and brokerage, we specialise in exactly this: valuing HMOs correctly, understanding what a licence transfer does and doesn't cover, and finding the right buyer quietly, without unsettling tenants or alerting the wider market. I don't make excuses. I make results.