BLOGS

Introduction: the end of the silent auction

For much of the post-pandemic period, renting a flat in London, Manchester or Bristol felt less like a transaction and more like an auction. Prospective tenants routinely offered months of rent upfront, waived reference delays or bid £100–£200 per month above the advertised price simply to secure a viewing callback.

That dynamic changed materially with the Renters' Rights Act 2025, which introduced a hard ban on landlords and letting agents inviting, encouraging or accepting any offer above the advertised asking rent. The legislation — the most significant overhaul of English tenancy law in a generation — shifted the legal burden firmly onto supply-side actors.

One year into enforcement, the data tells a nuanced story. Bidding wars have not simply evaporated; they have, in many respects, been internalised into upfront pricing. Understanding that shift is now essential for landlords, investors, agents and institutional operators navigating the private rented sector (PRS).

How the ban works — and what it does not do

The legislation is unambiguous in its core prohibition: agents and landlords may not solicit, encourage or accept offers above the advertised rent. Penalties for non-compliance sit with the agent or landlord, not the tenant.

What the ban does not do is cap rents. Landlords remain entirely free to set their initial asking price at whatever level the market will bear. The distinction matters enormously. A landlord who previously advertised at £1,800 per month and routinely achieved £2,000 through informal bidding now has one rational response: list at £2,000 from the outset.

This repricing effect has been widely anticipated by market analysts and is now visible in the data. REalyse data shows that in several high-demand postcode districts across London, Manchester and Bristol, the gap between initial asking rent and achieved rent has narrowed significantly compared with the pre-ban baseline — not because landlords are achieving less, but because they are asking for more upfront.

Scotland, which introduced emergency rent control measures under the Cost of Living (Tenant Protection) Act 2022, offers a partial precedent. When above-inflation increases were capped north of the border, landlords who could do so front-loaded higher rents into new tenancies before the controls applied — a pattern that regulators and campaigners warned about at the time.

The repricing effect: asking rents shift upward

National rental indices had already been tracking sharp growth before the ban came into force. ONS private rental data showed double-digit annual increases across much of 2023 and 2024, particularly in urban England. Average private rents nationally surpassed £1,350 per month, with London averages comfortably above £2,100.

The ban has not reversed that trajectory. REalyse data for high-demand districts — including inner East London postcodes, Manchester's M1–M4 core and Bristol's BS1–BS8 belt — indicates that average advertised rents have continued to rise at or above their pre-ban pace in the months following implementation. The supply-demand imbalance that drove bidding wars in the first place has not been addressed by the legislation; it has simply changed where the premium is captured.

For landlords and portfolio investors, this has a practical implication: yield calculations based on pre-2025 asking prices will understate current achievable rents in constrained markets. REalyse rental comparables, which track both listed and achieved rents by postcode district and property type, have become increasingly important for correctly calibrating initial asking prices — particularly for landlords reentering the market or repositioning vacant stock.

Bedroom segmentation is widening

One of the more granular signals emerging in the data is a divergence by bedroom count. One- and two-bedroom flats in city centres — the categories most exposed to competitive tenant pools — are seeing the sharpest upward repricing. Larger family homes in suburban postcode districts, where tenant competition is more moderate, are showing less adjustment.

REalyse data in several London postcode districts suggests that average asking rents for one-bedroom flats have moved noticeably ahead of larger units over the past twelve months, consistent with the theory that it is precisely those property types where bidding wars were most intense — and where front-loaded repricing is now most pronounced.

Tenant competition: has anything actually changed?

From a tenant perspective, the experience of searching in a high-demand city has shifted in character if not necessarily in cost. The frantic back-channel negotiation — offers submitted by email above asking price, agents informally signalling what sum would "secure" a property — has become legally untenable. Agents report a more orderly queue, with properties let on a first-qualified-come basis at the listed price.

However, the fundamental pressure has not eased. Rightmove and Zoopla data both indicated that rental supply in major cities remained well below pre-pandemic norms heading into 2025, with some markets recording fifteen to twenty-five enquiries per available listing. The ban removes one competitive mechanism — overbidding — without reducing the number of people competing for each property.

For tenants, this means the price they see listed is now more likely to be the price they pay. That is a meaningful transparency gain. But the listed price itself is higher than it was, as landlords price in the competition they know exists. Net affordability pressure, in aggregate, has not meaningfully reduced.

Rent-to-income ratios in cities like London and Manchester remain at historically elevated levels. REalyse affordability indicators — which map local median incomes against achieved rental levels by postcode district — continue to show that tenants in inner urban areas are committing a disproportionate share of gross household income to rent, a structural condition the bidding ban alone cannot resolve.

Implications for landlords and BTR operators

For individual landlords, the shift demands greater pricing discipline from the outset. The luxury of testing the market at a modest price and then accepting the highest offer is no longer available. Mispricing downward is now a direct financial cost, not a manageable process.

For institutional build-to-rent (BTR) operators — who already rely heavily on data-driven pricing rather than informal negotiation — the ban is less disruptive. Larger platforms with access to granular market data have always been better positioned to set evidence-based asking rents. REalyse data on new BTR lettings activity across major urban markets suggests that institutional operators have adapted quickly, using real-time comparables and yield benchmarks to anchor their pricing in the new environment.

The divergence between data-equipped operators and individual landlords without systematic market intelligence is arguably widening. In a market where asking rent is the only permitted price, getting that number right from day one has never mattered more.

Yield implications are also worth noting. Gross yields — already compressed in prime London postcodes but more attractive in cities like Leeds, Sheffield and Liverpool — are being recalibrated upward in markets where achievable rents have repriced ahead of capital values. REalyse yield data by postcode district provides an increasingly live picture of where that recalibration is creating genuine investment opportunity versus where capital values are catching up and compressing returns again.

Conclusion: a policy shift with a pricing echo

The rental bidding ban is a genuine structural change to how the English PRS operates. It has eliminated an opaque, stressful and arguably exploitative practice. But it has not reduced rents — and in the most supply-constrained markets, it may have contributed to the very rent inflation it was partly designed to dampen, by shifting landlords toward higher initial pricing.

The clearest winners, counterintuitively, may be well-capitalised landlords and BTR operators with access to real-time market data. The ability to price correctly on day one — supported by granular comparables, achievable rent benchmarks and local yield data — is now a competitive advantage in a way it simply was not when overbids provided a natural market-clearing mechanism.

For investors, agents and landlords seeking to navigate the repriced PRS, the strategic imperative is the same across all asset classes: understand what comparable properties are actually achieving, not merely what they are asking. In the post-bidding-ban market, those two numbers are finally converging — but at a level that reflects the full intensity of tenant demand.