Other functions of the shadow authorities
15. The powers conferred by article 14 may be exercised by a shadow authority only—
(a)in the discharge of the functions specified or referred to in articles 7 to 11, 13 and 17;
(b)in the case of the powers of a non-metropolitan county council, in the same manner, and subject to the same conditions and limitations, as if it were a non-metropolitan county council;
(c)in the case of the powers of a non-metropolitan district council, in the same manner, and subject to the same conditions and limitations, as if it were a non-metropolitan district council; and
(d)where the exercise of the power would involve incurring expenditure or acquiring a liability—
(i)with the prior consent of the county council, where the expenditure or liability relates to a matter which, before 1st April 2021, is the responsibility of that council; or
(ii)where the expenditure or liability relates to a matter which, before 1st April 2021, is the responsibility of a district council, with the prior consent of that council.