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Solar panels, heat pumps and insulation in Hale Village conservation area

In the Hale Village conservation area (Halton), external wall insulation needs planning permission, and so does an air source heat pump on a wall or roof facing the road; one at the back or side, internal and loft insulation and solar panels on a roof slope normally do not. The area has 11 listed buildings; on a listed building solar panels and heat pumps are not permitted development at all and need planning permission and listed building consent. 82 homes inside the boundary have an energy certificate: 30% are solid-wall homes with no wall insulation, 100% heat with a gas boiler and 48% are rated D–G; 0 have a heat pump. EPC register November 2026; rules as at 21 October 2026.

Data: EPC register November 2026 (latest certificate per home), conservation area boundaries 3 November 2026, permitted development rules as at 21 October 2026 · calculated 5 November 2026 · Methodology and sources

82homes with an energy certificate
30%solid walls, no insulation
100%heated by a gas boiler
0heat pumps

Article 4: Halton publishes its Article 4 areas on planning.data.gov.uk and none overlaps this area; a direction can still exist on paper, so check with the council.

What needs planning permission in Hale Village

Work (house, not listed)In a conservation areaRule
Air source heat pump on a wall or roof facing the road, or nearer the road than the housePlanning permission neededPart 14 Class G, G.1(j)
Air source heat pump at the back or side (outdoor unit up to 1.5 m³, MCS Planning Standards, one per house — two on a detached house)No permission needed (permitted development)Part 14 Class G
Solar panels on a pitched roof (up to 0.2 m proud, not above the ridge)No permission needed (permitted development)Part 14 Class A, A.2(c)
Solar panels on a wall, balcony or roof enclosure facing the roadPlanning permission neededPart 14 Class A, A.2(e)
Solar panels on a flat roof (up to 0.6 m above the roof)Prior approval of appearance from the councilPart 14 Class A, condition A(ba)
External wall insulation (render, cladding, timber, tiles)Planning permission neededPart 1 Class A, A.2(a)
Internal wall insulation, loft insulation, cavity wall insulationNot development: no planning permission—
Replacement windows and doors of similar appearanceNo permission needed (permitted development)Part 1 Class A, A.3(a)

The homes in the area (latest certificate per home, n = 82)

WallsHomesShare
Solid wall (brick or stone), no insulation2530%
Cavity wall, insulated (as built or unspecified)1721%
Modern wall (U-value from the design)1316%
Cavity wall, filled1012%
Cavity wall, unfilled79%
Solid wall, insulated34%
Timber frame34%
Solid wall, internal insulation22%
Cavity wall, partly insulated11%
Solid wall, external insulation11%
HeatingHomesShare
Gas boiler82100%
Loft / roof insulationHomesShare
No insulation1620%
Under 200 mm1215%
200 mm or more2227%
Insulated (depth not recorded)1721%
Other1518%
WindowsHomesShare
Double glazed6680%
Single glazed1417%
Secondary glazing22%

Energy rating: A 13 (16%) · B 1 (1%) · C 29 (35%) · D 20 (24%) · E 15 (18%) · F 4 (5%). Houses and bungalows: 100% of the homes; solar panels on 0% of the certificates. Most common build period on the certificates: before 1900. Designated: 22 April 1983.

Compared with Halton and England

Share of homesHale VillageAll 10 areas in HaltonEngland
Solid walls, no insulation30%46.1%48.7%
Gas boiler100%72.6%66.4%
Rated D–G48%—56.5%

Caveats

All conservation areas in Halton · The rules for every conservation area

Guides: Heat pumps · Solar panels · External wall insulation · Replacement windows · Am I in a conservation area? Postcode checker