F1mod. SI 2003/1557
26(1)A person shall be guilty of an electoral offence if he without lawful authority destroys, mutilates, defaces or removes any notice published by the registration officer in connection with his registration duties or any copies of a document which have been made available for inspection in pursuance of those duties or any notice or document published or displayed by or on behalf of the returning officer in connection with any election.N.I.
(2)A person shall be guilty of an electoral offence if at any election he—
(a)fraudulently defaces or fraudulently destroys—
(i)any nomination paper; or
(ii)any ballot paper, or the official mark on any ballot paper, or any voter's declaration, or any official envelope used in connection with voting by post; or
(b)without due authority supplies any ballot paper to any person; or
(c)puts into any ballot box any paper other than the ballot paper that he is authorised by law to put in; or
(d)without due authority takes out of the polling station any ballot paper (whether issued to him or not); or
(e)wilfully or negligently without due authority, destroys, conceals, loses, takes, opens or otherwise interferes with—
(i)any ballot box or packet of ballot papers then in use for the purposes of the election; or
(ii)any sealed or other packet of papers or documents of any kind then in use or intended to be used for the purposes of the election; or
(iii)any ballot paper account or marked copy of a register prepared or used for the purposes of the election or any unused ballot papers.