Lenders which comply with sections 226.19(b) and 226.20(c) of Regulation Z (12 CFR part 226) or the provisions of 12 CFR 563.9-9 will be deemed to be in compliance with sections 33.2, 33.3(b) and 33.5 of this Part to the extent that sections 33.2, 33.3(b) and 33.5 pertain to variable rate closed-end personal loan transactions subject to section 226.19(b) or 12 CFR 563.9-9(b).