Bishop Mason was formerly the acting Bishop of Liverpool before Bishop Perumbalath was enthroned in 2023. She said in March 2023 she was made aware of a complaint against Bishop Perumbalath which involved an investigation by the church's National Safeguarding Team.

The Bishop of Liverpool has resigned following allegations of sexual assault and harassment, heaping more pressure on the Church of England as it seeks to move past the fallout from a separate scandal