Regulation 20 of the Principal Regulations is amended as follows:(a) by omitting from subregulation (2) "A Competent Authority" and substituting "The Secretary" ;(b) by omitting from subregulation (2) "Authority" second occurring and substituting "Secretary" ;(c) by omitting from subregulation (3) "A Competent Authority" and substituting "The Secretary" ;(d) by omitting from subregulation (3)(a) "Authority" and substituting "Secretary" ;(e) by omitting from subregulation (3)(b) "Authority" second occurring and substituting "Secretary" .