CTM15310 | Distributions: general: transfers between companies within the charge to CT
From HM Revenue & Customs · Company Taxation Manual
Where an asset is transferred from one company to another, any material difference between the market value and the consideration given should be treated as a distribution within B or (1) G as appropriate (unless for distributions made before 17 July 2012 or S1021 applies, see ). This is irrespective of the other tax consequences of the transfer for either company.