(1) The Secretary of State may make an order under this section (a "delegation order") for the purpose of enabling functions of the Secretary of State under this Part to be exercised by a body designated by the order.
(2) The body designated by a delegation order may be either -
(a) a body corporate which is established by the order, or
(b) subject to section 1253, a body (including the competent authority, and whether a body corporate or an unincorporated association) which is already in existence ("an existing body").
(3) A delegation order has the effect of making the body designated by the order designated under section 5 of the Freedom of Information Act 2000 (c. 36) (further powers to designate public authorities).
(4) A delegation order has the effect of transferring to the body designated by it all functions of the Secretary of State under this Part -
(a) subject to such exceptions and reservations as may be specified in the order, and
(b) except -
(i) his functions in relation
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