CA50630 | MEA: Second-hand assets: assets derived from previous trader
From HM Revenue & Customs · Capital Allowances Manual
Where the buyer’s asset is derived from one or more assets of the previous trader, the buyer’s qualifying expenditure is determined by reference to just and reasonable apportionments of both:
the previous trader’s qualifying expenditure,
and
any balancing allowances given to or balancing charges made on the previous trader.