The Mental Health (1986 Order) (Commencement No. 4) Order (Northern Ireland) 1990
The Department of Health and Social Services, in exercise of the powers conferred on it by Article 1(2) of the Mental Health (Northern Ireland) Order 1986(a) and paragraph 2(1) of Schedule 1 to the Northern Ireland Act 1974(b) and all other powers enabling it in that behalf, hereby makes the following order:

(a) S.I. 1986/595 (N.I. 4)
(b) 1974 c. 28