Regulation 255 of the Principal Regulations is amended as follows:(a) by omitting from subregulation (1) "a Competent Authority" and substituting "the Secretary" ;(b) by omitting from subregulation (1)(a) "Authority" and substituting "Secretary" ;(c) by omitting from subregulation (2) "a Competent Authority" and substituting "the Secretary" ;(d) by omitting from subregulation (2)(a) "Authority" and substituting "Secretary" .