If you've read that Scotland's new EPC system starts on 31 October 2026, that date has gone. The Scottish Government's latest update puts the new commencement date at 30 April 2028, subject to the parliamentary process. And the replacement date comes with a one-year transition that changes how landlords should think about EPC renewals.

Scope: Scotland. Energy performance requirements are devolved and England operates a separate system.

What Applies Today

The Energy Performance of Buildings (Scotland) Regulations 2008 remain in force.

An EPC must be produced when a property is to be let to a new tenant, and the EPC rating must be included in property adverts.

EPCs remain valid for 10 years.

There is no current minimum EPC rating requirement for private rented properties in Scotland.

Local authorities continue to enforce compliance.

That third point is the biggest practical difference from England, where landlords have worked to a minimum E rating for years. In Scotland today, a property with a low rating can still be let. Our guide to the landlord compliance calendar for Scotland covers where EPC sits alongside the other recurring requirements.

The Three Dates That Matter

That's the compliance timeline in three rows, and it's the part most published guidance still gets wrong.

The 2028 Transition Is Not a One-Day Switch

The new system doesn't simply replace every existing EPC overnight. The draft amendment regulations propose a transition period from 30 April 2028 to 30 April 2029. During that year, a valid existing EPC issued under the 2008 Regulations can still be used for a sale or letting, alongside the new-style EPCs introduced under the 2025 Regulations.

There's an important catch. If a property is sold or let again during that transition period, the old EPC cannot simply be reused for the next transaction. A new-style EPC will then be required. From 30 April 2029, only new-style EPCs can be used for sales and lettings.

For a portfolio with regular turnover, that catch matters more than the headline date. A property relet during the transition triggers a new certificate regardless of whether the old one is still within its ten years.

What the New System Brings

The domestic EPC will show three ratings, each A to G, with current and potential figures, as set out in the Scottish Government's response to the EPC reform consultation:

• Heat Retention Rating, showing how well the property retains heat, reflecting fabric performance such as insulation and glazing.

• Heating System Rating, covering emissions, thermal efficiency and running costs of the main heating system.

• Energy Cost Rating, based on the cost of running the home under standardised conditions.

Validity falls from ten years to five. The Home Energy Model replaces the current SAP and RdSAP-based methodology as the new calculation methodology. Every EPC comes with a Property Report setting out what improvements would do to each rating, and there's a new EPC register.

Why It Slipped

The delay traces to the methodology. The Home Energy Model is a UK-wide development, and Scottish commencement depends on it being ready along with assessor retraining.

The Scottish Government confirmed in March 2026 that October 2026 was no longer achievable. The draft Energy Performance of Buildings (Scotland) Amendment Regulations 2026 propose moving commencement to 30 April 2028.

Note the procedural status: draft amendment regulations propose 30 April 2028, subject to the Scottish Parliament process. The instrument was still shown as draft with a motion recommending approval lodged in late August 2026.

This programme has moved twice. Treat 2028 as the current plan rather than a certainty.

The Re-Rating Question

Worth planning around, though the position is more reassuring than early commentary suggested. Moving from the current SAP and RdSAP-based system to the Home Energy Model, and introducing the Heat Retention Rating, means properties will be assessed differently.

That does not mean today's rating will simply convert one-for-one into a new rating. But the Scottish Government is still refining the Heat Retention Rating bands and says it intends the new system to be broadly equivalent to existing EPC Band C.

The final methodology and banding are still being developed ahead of the 2028 implementation. For portfolio planning, that means you shouldn't assume a current EPC grade maps directly onto the new metrics, but nor should you assume a downward shift is coming.

Minimum Standards Are a Separate Instrument

The proposed MEES timetable is separate from the EPC commencement date. Draft regulations consulted on in 2025 proposed a Heat Retention Rating Band C minimum for new tenancies from 1 April 2028, with the standard extending to all privately rented properties by the end of 2033.

These proposals should not be presented as an operative minimum standard yet. They remain proposals, and they sit in a different instrument from the EPC reform regulations. Moving the EPC commencement date doesn't automatically move the MEES timetable.

There's also a proposed assessment in the pipeline, the heat and energy efficiency technical suitability assessment, intended to identify technically suitable measures and reduce risks such as damp, mould and condensation. It isn't available yet.

What This Means for Spending Decisions

If your property is already at C or above, that may put you in a stronger position for future standards, given the government's stated intention for HRR Band C to be broadly equivalent to existing Band C.

If your property is below C, there's an argument for not commissioning major fabric upgrades purely on the basis of the current rating. The final banding isn't set, and work done now may not count toward whatever cost caps eventual regulations establish.

If your EPC is approaching ten years old, you still need a valid one to let. Commission it under the current system, because that's the system in force.

Insulation, draughtproofing and heating controls can make sense independently of the EPC timetable, because they can reduce energy use, improve comfort and running costs, and benefit the property regardless of how the future certificate is structured.

What's harder to justify right now is expensive work chosen specifically to hit a rating threshold that hasn't been finalised.

Why Published Guidance Still Says October 2026

Worth flagging, because you'll encounter it constantly. Some of that guidance was accurate when written, but is now out of date. A great deal of landlord material published between October 2025 and early 2026 states the new system starts on 31 October 2026, with a transition to October 2027. Much of it comes from energy assessors and industry bodies.

The Scottish Government's latest update puts the new commencement date at 30 April 2028, subject to the parliamentary process.

If you're reading anything about Scottish EPC reform, check the publication date. That applies to this article too.

What to Watch

The draft amendment regulations completing the parliamentary process.

The Home Energy Model, since Scottish commencement is tied to UK-wide methodology work.

The MEES regulations, still draft and a separate instrument.

The final Heat Retention Rating bandings, which the government is still refining.

Structured property and community records holding EPC dates and ratings across the portfolio make it straightforward to see which certificates approach expiry under the current ten-year rule, and which properties would be relet during the 2028 to 2029 transition and therefore need a new-style EPC.

Conclusion

Nothing changes on 31 October 2026. The 2008 Regulations stay in force, EPCs stay valid for ten years, and there's no current minimum rating for private rented property in Scotland.

Draft amendment regulations propose moving the reform to 30 April 2028, subject to the parliamentary process. When it lands, a valid old-style EPC can still be used during the transition year, but a subsequent sale or letting triggers the need for a new-style one.

The useful response is patience about the expensive decisions and diligence about the ordinary ones. Keep certificates valid. Do the improvements that make sense on their own merits. And hold off on major fabric work chosen to hit a threshold that hasn't been finalised.

Frequently Asked Questions

1. Is Scotland's new EPC system starting on 31 October 2026?
No. The Scottish Government's latest update puts the new commencement date at 30 April 2028, subject to the parliamentary process.

2. What EPC rules apply in Scotland right now?
The 2008 Regulations. An EPC must be produced when a property is to be let to a new tenant, the rating must appear in property adverts, EPCs remain valid for 10 years, and there is no current minimum rating requirement for private rented properties.

3. Is there a minimum EPC rating for rented property in Scotland?
There is no current minimum EPC rating requirement for private rented properties in Scotland. Proposals have been consulted on but are not yet operative.

4. What happens during the 2028 to 2029 transition?
Valid old-style EPCs issued under the 2008 Regulations can still be used for sales and lets during that year, alongside new-style EPCs. But if a property is sold or let again during the transition, the old EPC cannot be reused and a new-style EPC is required. From 30 April 2029, only new-style EPCs can be used for sales and lettings.

5. Will my property's rating change under the new system?
Properties will be assessed differently, and today's rating won't simply convert one-for-one. The Scottish Government is still refining the Heat Retention Rating bands and intends the new system to be broadly equivalent to existing EPC Band C. Don't assume a current grade maps directly onto the new metrics.

Important Notice

This article applies to Scotland only. Energy performance requirements are devolved and England, Wales and Northern Ireland operate different systems.

Information was compiled as at 8 September 2026. The commencement date for the Energy Performance of Buildings (Scotland) Regulations 2025 has been revised more than once. The draft amendment regulations proposing a 30 April 2028 commencement remain subject to the Scottish Parliament process. Minimum energy efficiency standards for the private rented sector are proposals in a separate instrument and are not operative.

Always check the current position on gov.scot before making decisions based on any published timetable, including this one.

This content is general information only and does not constitute legal advice. RIOO is not a law firm. Consult a qualified energy assessor before commissioning significant energy efficiency work.