
1 
These Regulations may be cited as the Mining Industry Act 1926 (Metrication) Regulations 1991 and shall come into force on 30th November 1991.
2 
On and after 1st January 1995, in section 23(1) of the Mining Industry Act 1926, for the words “one hundred feet” there shall be substituted “30.480 metres”.
Kenneth Clarke
Secretary of State for Education and Science
7th November 1991