Sch 8 Pt II para 3
The supply to a relevant housing association in the course of conversion of a non-residential building or a non-residential part of a building into— (a) a building or part of a building designed as a dwelling or number of dwellings; or (b) a building or part of a building intended for use solely for a relevant residential purpose, of any services related to the conversion other than the services of an architect, surveyor or any person acting as a consultant or in a supervisory capacity.