Statutory Instruments (SIs) made under Acts of Parliament, consisting mainly of Regulations, e. g. The Merchant Shipping (Safety of Navigation) Regulations 2002, but also including Rules and Orders, e. g. The Formal Investigation Rules 1985, and The Ministry of Defence Ships Order 1989. Byelaws (including harbour byelaws) are another type of secondary legislation.
What is secondary UK legislation or delegated legislation?
