Regulation 1 Citation and commencement
These Regulations may be cited as the Motor Vehicles (Tests) (Amendment) (No. 4) Regulations 1991 and shall come into force—
(a)
for the purposes of regulations 9 and 10 on 1st January 1992;
(b)
for the purposes of regulation 11 on 1st January 1993;
(c)
for all other purposes, on 1st November 1991.