The Town and Country Planning (General Permitted Development) (England) Order 2015 No. 596

SCHEDULE 2 Permitted development rights

PART 14 Renewable energy

Class C – installation or alteration etc of ground source heat pumps on domestic premises

Permitted development

C.  The installation, alteration or replacement of a microgeneration ground source heat pump within the curtilage of a dwellinghouse or a block of flats.