EPC C by 2030: A Guide for Bournemouth & Poole Landlords
EPC C by 2030 is now the confirmed target for every privately rented home in England, and if you let property in Bournemouth or Poole there's a fair chance at least one of yours isn't there yet. The deadline is 1 October 2030, it applies to new and existing tenancies alike, and the maximum penalty is £30,000 per property. Four years sounds like plenty of time. It isn't really, once you factor in tenants in situ, void periods and how booked up decent trades get when everyone leaves it to the last eighteen months.
We do a lot of work for landlords across the BCP area, from Victorian terraces in Boscombe to 1930s semis in Parkstone and converted flats around Westbourne. Here's how we'd go about getting a rental up to C without spending money in the wrong places.

What the 2030 rules actually say
The government confirmed the details through its Warm Homes Plan, and the headline points for landlords are these:
One deadline for everyone: 1 October 2030. The earlier idea of a 2028 date for new tenancies has been dropped.
A spending cap of £10,000 per property, with qualifying work done since 1 October 2025 counting towards it. Homes worth under £100,000 get a lower cap of 10% of their value.
If you spend up to the cap and still can't reach C, you can register an exemption. The old listed-building exemption has gone, and HMOs and short-term lets are now in scope.
EPCs are moving to a new assessment method, the Home Energy Model, now expected from the second half of 2027. A property that achieves C before 1 October 2029 stays compliant until that certificate expires.
That last point is the one we'd underline. Get to C on the current method and you've locked in compliance for up to ten years, without worrying about how the new scoring treats your property. Some of the finer detail is still being finalised, so it's worth keeping an eye on GOV.UK as the regulations go through Parliament.
Where Bournemouth and Poole rentals usually fall short
The local housing stock tells you a lot before anyone climbs a ladder. Boscombe, Springbourne and Winton have plenty of solid-wall Victorian and Edwardian terraces that lose heat through every external wall. Parkstone, Oakdale and Kinson have more 1930s and post-war semis, which are easier wins because the walls are usually cavity and the lofts are accessible. Then there are the big villas around the town centre and Westcliff that were carved into flats decades ago, many still running on old storage heaters.
On survey, the same few problems come up again and again: thin or patchy loft insulation, old night storage heaters with no controls, single-glazed sashes, and draughty hatches and doors. We've lifted loft hatches in Winton and found 50mm of insulation that had clearly been there since the seventies. That one's an easy fix, at least.
Typical EPC upgrade costs, and the order we'd do them in
These are our own current prices for the work, fully fitted. Every property is different, so treat them as a guide. We always survey before quoting.
Loft insulation top-up to 270mm: around £400 to £750 for a typical semi, including draught-sealing the hatch. It's usually the cheapest EPC improvement you'll ever buy.
High heat retention storage heaters, for electrically heated flats: about £600 to £1,300 per heater fitted, or roughly £3,000 to £6,000 for a whole flat or small house. If the existing board can't take it, a consumer unit upgrade adds around £550 to £1,100.
Internal wall insulation on solid walls: roughly £60 to £110 per m², which works out at about £1,800 to £4,200 a room depending on how many external walls it has and how much making good is involved.
Heating controls, LED lighting and draught-proofing: smaller jobs that add useful points. We price these on survey, as they vary a lot from house to house.
You'll notice internal wall insulation across a whole house can eat most of the £10,000 cap on its own. That's why order matters. We'd normally do the loft and heating first, get the EPC re-assessed, and only then decide whether walls are needed to close the gap. If you do end up going down that route on an older property, our guide to insulating period homes in Winchester covers the breathability and damp issues you need to get right.
Planning the work around tenants
Most of this can happen with tenants still living there. A loft top-up is usually a day, and swapping storage heaters is a day or two. Internal wall insulation is a different story: rooms need emptying, sockets and radiators come off, skirting goes back on and everything needs redecorating, so it's best done between tenancies. Our property care and management team can schedule the work around your voids so the property isn't sitting empty for longer than it has to.
Any electrical side of the job, from new heater circuits to a consumer unit replacement, comes with the Part P certification you need to keep on file anyway. Keep every invoice too. Spending since October 2025 counts towards the cap, and if you ever need to register an exemption you'll have to prove what you've spent.
Why it pays to start now rather than in 2029
Prices and lead times only go one way when a whole sector has the same deadline. Landlords who book in 2026 or early 2027 will get their choice of dates; those who wait will be competing for the same installers as everyone else on the south coast. Getting to C early also means a lower bill for your tenants, which helps with retention and makes the property easier to let between tenancies. And with the Home Energy Model on the way, a C achieved now is a known quantity.
Related reading
Get your rental to EPC C with Complete Builds
If you let property in Bournemouth, Poole, Christchurch or anywhere across Dorset and Hampshire, send us the address and a copy of the current EPC. We'll visit, check what's actually there rather than what the certificate assumes, and give you a fixed, itemised plan to reach C within the cap. Book your EPC upgrade survey with Complete Builds and we'll take it from there.




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