по техническим причинам(His [Luke Harding's] troubles started just weeks earlier when the Foreign Ministry summoned him to a meeting. Officials told him that visas for him and his family, due to expire at the end of November, would not be renewed "due to technicalities." TMT Alexander Demidov)
на формальных основаниях(напр., победить на выборах • [Ken Sim] was elected by a majority mind you – Trudeau wasn't. The Conservatives won the popular vote whereas Trudeau won on technicality – he won based on seats and of course China's help. He's an illegitimate leader without a mandate.nsnews.comART Vancouver)