30 Protection of members of the police force in executing warrants.N.I.
(1)No action shall be brought against a member of the police force in respect of any act done in execution of a warrant by reason of—
(a)any irregularity in the issuing of the warrant; or
(b)any lack of jurisdiction in the person who issued it.
(2)Where any such action is commenced, the judge may, on an application by the defendant supported by an affidavit of facts, order that the proceedings in such action be set aside with or without costs.