29. Delegation of functions by Ministers---(1) Any Minister of the
 Crown may, either generally or particularly, delegate to the chief
 executive of that Minister's department in accordance with section 28 of
 the State Sector Act 1988, any of that Minister's functions, powers, or
 duties under this Act other than the following:
   (a) The recommendation of the issue, change, or revocation of a
         national policy statement or a New Zealand coastal policy
         statement under sections 46, 53, or 57:
   (b) The approval of a regional coastal plan under clause 19 of the
         First Schedule:
   (c) The call-in of projects under section 140 and decisions on such
         projects under section 149:
   (d) The recommendation of the approval of an applicant as a requiring
         authority under section 167 or as a heritage protection
         authority under section 188:
   (e) The recommendation of the issue of a water conservation order
         under section 214:
   (f) The certification of any work or activity under section 4:
   (g) The power of the Minister for the Environment to appoint under
         section 25 persons to exercise or perform functions, powers, or
         duties in place of a local authority:
   (h) This power of delegation.

   (2) A chief executive may, in accordance with section 41 of the State
 Sector Act 1988, subdelegate any function, power, or duty delegated to
 him or her by a Minister under section 28 of that Act.

   (3) Any delegation or subdelegation made under this section may be
 revoked in accordance with section 29 or section 42 of the State Sector
 Act 1988, as the case may be.