A growing wave of risk aversion is sweeping through the UK rental sector, with landlords increasingly tightening their tenant vetting criteria, according to fresh industry data.
Research conducted by estate agency CRM provider Alto surveyed 250 letting agencies and uncovered a notable shift in landlord behavior. One-third of agents reported that property owners in their portfolios now mandate guarantors for prospective tenants—a marked increase from twelve months prior. Among these, 11% characterized the uptick as substantial.
Industry observers have long anticipated this trend. The Renters' Rights Act, taking effect after 1 May, prohibits landlords and agents from requesting upfront rent payments—a mechanism that has historically served as a risk mitigation tool for tenants with limited or problematic rental histories.
Compounding these concerns, the legislation eliminates no-fault 'section 21' evictions, effectively closing off the expedited route for removing problematic tenants or those with significant rent arrears. Going forward, all eviction proceedings must navigate the already overburdened county court infrastructure.
Alto's latest Agency Trends Report provides compelling evidence that these regulatory changes are fundamentally altering landlord risk assessment protocols at the tenancy origination stage—a view echoed by numerous sector specialists.
Heightened landlord anxiety is translating directly into more stringent tenant qualification criteria."
Stricter requirements
"Heightened landlord anxiety is translating directly into more stringent tenant qualification criteria," explained Riccardo Iannucci-Dawson, CEO of Alto.
"The convergence of elevated borrowing costs, regulatory overhaul, and protracted eviction processes has fundamentally recalibrated the risk landscape. When landlords perceive diminished margin for error, they naturally gravitate toward supplementary protective measures."
"Guarantors have evolved into a critical financial backstop," Iannucci-Dawson continued.
"However, this shift introduces operational complexity for agencies. Enhanced referencing protocols, expanded documentation requirements, heightened compliance verification, and increased potential for process bottlenecks—all demand more sophisticated workflow management."
Read the full Alto 2026 Agency Trends Report.
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