51. Nothing in this Part shall affect—
(a)the powers conferred on immigration officers by section 4 of and Schedule 2 to the Immigration Act 1971F1 (administrative provisions as to control on entry etc.);
[F2(b)the powers conferred by virtue of section 41 of, or Schedule 7 to, the Terrorism Act 2000 (powers of arrest and detention);]
(c)F3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(d)any right of a person in police detention to apply for a writ of habeas corpus or other prerogative remedy.
F3Art. 51(c) repealed (28.3.2009 for certain purposes otherwise 31.10.2009) by Armed Forces Act 2006 (c. 52), ss. 378(2), 383(2), Sch. 17; S.I. 2009/812, art. 3(a)(b) (with transitional provisions in S.I. 2009/1059); S.I. 2009/1167, art. 4
Modifications etc. (not altering text)
C1Art. 51(d) applied (with modifications) (1.12.2007) by Police and Criminal Evidence (Application to Revenue and Customs) Order (Northern Ireland) 2007 (S.R. 2007/464), arts. 3-15, Sch. 1, Sch. 2
C2Art. 51(d) applied (with modifications) (18.5.2009) by Police and Criminal Evidence (Application to the Police Ombudsman) Order (Northern Ireland) 2009 (S.R. 2009/142), art. 3, Sch. 1, Sch. 2