Lawyers for Malaysia’s jailed former prime minister Najib Razak on Wednesday dismissed speculation about his imminent transfer to house arrest, as his former ruling party struggles to raise the 50 million ringgit (US$12.3 million) fine needed to bring him home. The rumours came as Najib’s United Malays National Organisation (Umno) seeks to build on recent electoral victories, with analysts saying his return to house arrest could give the party a boost among.