http://www.legislation.gov.uk/uksi/1983/1089/contents/made
The Transport Act 1981 (Commencement No. 11) Order 1983
Westlaw
King's Printer of Acts of Parliament
2011-04-05
HIGHWAYS, ENGLAND AND WALES
This Order appoints 25th August 1983 for the purpose of the coming into force of section 32 of, and Schedule 10 to, the Transport Act 1981 (which provide for the construction, maintenance and removal of road humps in highways) and the repeal of section 17 of the Road Traffic Act 1974 (which provides for the experimental introduction of road humps for controlling vehicle speeds), in so far as applicable to England and Wales.