In December 2022, he resigned from his position as Presidential Advisor on Parliamentary Affairs due to allegations by a former girlfriend and by politician Hirunika Premachandra that he had sexually abused a pet dog.[4][5][6] Marasinghe made a complaint at the Criminal Investigation Department, claiming that the allegations were baseless and that the video was doctored.[7][8] He was re-appointed in the same post in February 2023.