
https://www.gov.uk/hmrc-internal-manuals/capital-gains-manual/cg65040
After the period of absence there must be a time during which the dwelling house is the individual’s only or main residence (if within S223 (3) (a), (b), (c) or (d))
 https://www.gov.uk/hmrc-internal-manuals/capital-gains-manual/cg65050





