Regulation 4 Relationship of Part 27 to Part 26I1 United Kingdom In section 903 (relationship of Part 27 to Part 26), in subsection (2), for “918” substitute “918A”. Annotations Commencement I1 Reg. 4 in force at 1.8.2011, see reg. 1(2) ← Regulation 3 Regulation 4 Regulation 5 →