The 2030 Rented Home Standard: What Landlords Need to Know

Government has confirmed a higher energy efficiency standard for privately rented homes, with a single compliance date of 1 October 2030 for all tenancies in scope. There is no earlier deadline for new tenancies. That is set out in the government response to the 2025 consultation.

It is not law yet. Government must seek powers in primary legislation and then lay regulations, which it aims to bring into force in 2027. Until those regulations are made, the requirement remains EPC band E — see our MEES timeline for how the current rules and the future ones sit together.

Where this actually stands

It is worth separating three different things, because they are routinely conflated:

Key dates for the confirmed policy:

Earlier proposals have changed. What is different now is that a single compliance date has been confirmed in a government response rather than floated in a consultation.

The transitional route worth knowing about

A home graded C or above against the Energy Efficiency Rating on an EPC obtained before 1 October 2029 will be treated as compliant with the higher standard until that EPC expires or is replaced. If a property is close to C, getting there before that cut-off is worth planning for.

The standard is not only the EPC letter

Under the confirmed framework, properties must meet a primary standard set against a fabric performance metric on new EPCs, plus a secondary standard against either the smart readiness or the heating system metric. So "reaching C" is a useful shorthand for planning, but the final requirement is measured on more than the single rating most people know.

What reaching C means for different London property types

Band C starts at 69 SAP points. The gap from your current rating:

These are arithmetic gaps in the current EER scale, not predicted gains from any measure. They do not establish which improvements are suitable or whether a property meets the future dual-metric standard.

Cavity-wall properties (1920–1990 builds)

Properties in Ealing, Bromley, Enfield, Croydon, Barnet, Sutton, and Havering built between the 1920s and 1990s. Measures to investigate where suitable include:

• Cavity wall insulation, where the cavity is unfilled and suitable
• Topping up loft insulation
• LED lighting throughout

The appropriate order and costs depend on the property, existing installations and installer advice.

GBIS ended on 31 March 2026. ECO4 ends on 31 December 2026, and funded work has to be finished by then. Check actual funding availability before committing to work.

Victorian and Edwardian solid-wall properties (pre-1919)

The high-risk category. Inner-London stock in Hackney, Islington, Lambeth, Wandsworth, Southwark, and Tower Hamlets:

Option 1, external wall insulation (EWI): rendered insulation board on the outside. Addresses the largest heat-loss element, but it is the most expensive route, planning consent is typically required for a front elevation, and conservation areas may restrict it entirely.

Option 2, internal wall insulation (IWI): dry-lining on the inside of external walls. Similar principle to EWI, avoids altering the exterior, but reduces floor area and disrupts interior finishes.

Option 3, solar PV: on-site generation offsets calculated energy use, and it avoids touching the walls entirely — which matters where the elevation is protected. For a solid-wall property already near the top of its band, this is often the practical route. How much it helps depends on roof area, orientation and shading.

Option 4, Combination (LED + loft + modern boiler): A combination may be relevant, but boiler age and the starting score cannot establish a point gain or a budget to reach C. Assess the actual system and building before choosing work.

Costs for these routes vary very widely by property, specification, access and installer — get quotes from suitably qualified installers rather than working from a published range. We carry out the EPC assessment; we do not quote for or install this work.

The £10,000 cost cap

Under the higher standard, landlords will be required to invest up to £10,000 per property on relevant energy efficiency improvements, replacing the £3,500 cap that applies to the current E standard. The government impact assessment estimates average spend at around £5,400 per property.

For a solid-wall property where external wall insulation alone can exceed £10,000, the cap matters a great deal — but the detailed exemption rules under the new framework will be set out in the regulations, and are not final. Under the current E standard, distinguish the all-improvements-made exemption from the high-cost exemption, which requires evidence that the cheapest recommended measure exceeds the cap. Each route has its own evidence requirements and needs registration.

Where solar PV or a combination of cheaper measures can reach the standard without wall insulation, the exemption question may not arise at all.

Why acting early tends to make financial sense

Installer capacity: a national deadline concentrates demand. It is reasonable to expect insulation and heat-pump installation to get busier and more expensive as 2030 approaches, and quieter work is usually cheaper work. We have not seen a reliable published figure for the size of that bottleneck, so treat this as a practical scheduling argument rather than a forecast.

Grant availability: government-backed schemes such as ECO4 fund insulation and heating for eligible households, and the Boiler Upgrade Scheme contributes towards heat pumps. Scheme rules and end dates change, so check current eligibility rather than relying on a scheme still being open later.

Between-tenancy efficiency: Insulation, EWI, and solar works are significantly simpler and faster in a void property. Coordinating improvement works around a sitting tenant adds cost, time, and friction. Every improvement done between tenancies avoids a disrupted tenancy.

Mortgage terms: some buy-to-let lenders have offered green or preferential products tied to EPC ratings. Terms change often and vary by lender, so check current products directly rather than assuming a rating will earn a discount.

Practical planning guide

Step 1: Check every property on the EPC register. Note the SAP score (not just the band letter) for each property.

Step 2: Group by property type, cavity-wall, solid-wall, flat, HMO.

Step 3: Commission assessments for any property without a current EPC. The assessment establishes the current score and software-generated recommendations; no particular improvement package is guaranteed to reach C.

Step 4: Check ECO4 eligibility for tenanted properties before the scheme closes on 31 December 2026. After that date, check GOV.UK for Warm Homes Plan support.

Step 5: Schedule works by tenancy cycle. Use void periods for larger works.

For the full improvement cost breakdown, see our EPC improvement guide. For landlord compliance details, see our EPC for landlords guide. For MEES detail, see our MEES regulations guide.

We work with landlords across the capital, see our EPC services for landlords for portfolio scheduling and compliance support. We cover all London boroughs. Contact us or see our pricing page.