His conviction was later quashed on a technicality, due to the wording of the direction given to the jury in his child sex abuse trial.
[14] On 29 October 1997, shortly after his election to Ballymena Council, Tweed was fined at Coleraine magistrates court for assaulting a man in a pub.
On 21 January 2008, North Antrim Magistrates Court banned him from driving for a year and handed down a £250 fine.
[16] In January 2009, Tweed was charged with ten sex offences against two young girls, spanning an eight-year period; he was acquitted in May 2009.
[21][22] in November 2021 Tweed's stepdaughter Amanda Brown spoke on BBC Radio Ulster TalkBack programme, of the alleged sustained sexual abuse she suffered at his hands.
The Royal Black Institution, of which Tweed was also a member, stated it had begun the process of expelling him from its membership.
Employed as an infrastructure supervisor for Northern Ireland Railways, he previously worked as a bouncer at a Ballymoney bar.
[31] Following his death, members of his family, and the victims of his now-quashed conviction due to lack of evidence, have spoken of the effect on them of his alleged sexual and physical abuse.