services
(2) For purposes of sections 416(i) and 423 of this title , any services rendered by an individual during a period of trial work shall be deemed not to have been rendered by such individual in determining whether his disability has ceased in a month during such period. For purposes of this subsection the term “services” means activity (whether legal or illegal) which is performed for remuneration or gain or is determined by the Commissioner of Social Security to be of a type normally performed for remuneration or gain.