- Projects where full planning/permitted development/change of use is not in place on completion of the initial advance.
- Works requiring building controls sign off (that cannot be signed-off under a Competent Person Scheme).
- Any works to fix ongoing or progressive structural movement.
- Any project where the intention is not to let the security property post-works.
- Any works where the current or proposed structure/materials are unacceptable to CHL Mortgages.
- Any load-bearing reconfiguration, footprint expansion or anything with direct structural impact (eg. Digging of basement).
- Outbuilding conversion to a habitable space.
- Conversion to MUFB (refurbishment of an existing MUFB is permitted)
- Conversion to / let as Large HMO
Related words: Renovate, renovation, enhance, extension, convert, permission, building regs, loft, attic, granny flat, cellar

