23U.K.HMRC means Her Majesty's Revenue and Customs.
Commencement Information
I1Sch. 24 para. 23 in force at 1.4.2008 for certain purposes, 1.7.2008 for certain purposes, 1.1.2009 for certain purposes, and 1.4.2009 in so far as not already in force by S.I. 2008/568, art. 2 (with art. 3)