[F116N.I.As far as practicable—
(a)a district shall not be wholly or substantially severed by the boundary of another district; and
(b)a district shall not be wholly or substantially encompassed within the boundary of another district.]
F1Schedule 4 substituted (17.5.2006) by Local Government (Boundaries) (Northern Ireland) Order 2006 (S.I. 2006/1253 (N.I. 8)), arts. 1(2), 4(2), Sch. 1