Alcohol limits for prescribed safety-critical duties

3.—(1) In relation to a duty prescribed in regulation 4, the relevant limit is—

(a) in the case of breath, 35 microgrammes of alcohol in 100 millilitres;

(b) in the case of blood, 80 milligrammes of alcohol in 100 millilitres; and

(c) in the case of urine, 107 milligrammes of alcohol in 100 millilitres.

(2) In respect of a duty prescribed in regulation 5, the relevant limit is—

(a) in the case of breath, 9 microgrammes of alcohol in 100 millilitres;

(b) in the case of blood, 20 milligrammes of alcohol in 100 millilitres; and

(c) in the case of urine, 27 milligrammes of alcohol in 100 millilitres.