Implied power to amend
11. Where an Act of the Scottish Parliament confers power to make–
(a)rules, regulations or byelaws; or
(b)Orders in Council, orders or other subordinate legislation to be made by statutory instrument,
it implies, unless the contrary intention appears, a power, exercisable in the same manner and subject to the same conditions or limitations, to revoke, amend or re-enact any instrument made under the power.