Schedule 1 to the Principal Regulations is amended as follows:

(a) by omitting the definition of prescribed concentration of alcohol from clause 1(1) of Part 1 and substituting the following definition:

prescribed concentration of alcohol means a concentration of 0·05 of a gram or more of alcohol in 210 litres of breath or a concentration of 0·05 of a gram or more of alcohol in 100 millilitres of blood;

(b) by inserting in clause 3(2)(b) of Part 2 "breath or" after "her" ;

(c) by omitting from clause 5 of Part 2 "blood" and substituting "breath" ;

(d) by omitting from clause 7(1) of Part 2 "blood" first occurring and substituting "breath" ;

(e) by inserting in clause 9(3) of Part 3 "breath," after "person's" ;

(f) by omitting from clause 10(1) of Part 4 "blood" twice occurring and substituting "breath" ;

(g) by omitting from clause 10(2)(b) of Part 4 "blood" second occurring and substituting "breath" ;

(h) by inserting in clause 10(5) of Part 4 "breath or" after "present in the" ;

(i) by omitting from clause 10(6)(b) of Part 4 "100 millilitres" and substituting "210 litres of breath" ;

(j) by omitting from clause 10(6)(b) of Part 4 "blood" and substituting "breath" .