Under section 67 of the Act, all students of the university are by law automatically members of the union unless they deliberately opt out; the role of JMSU is to represent this body of membership.

The union operates from 5 sites across the university, with its central base located within the John Foster Building.

The site was demolished [7] and now houses a student accommodation block,[8] alongside a new School of Education building for the university, completed in 2020.

For the 2023/24 academic year and elected in March 2023, the elected student officers are:[10][11] The Board of Trustees are responsible for overseeing the management and administration of the union, making the financial decisions, responding to student demands and ensuring activities are within union self-interest and remain within the law.

The Trampoline Society had held these parties, named "tramp night", annually, one of which was reported on in the student newspaper Liverpool Tab in 2018.

The union then announced that it would introduce guidelines regarding fancy dress and potential inappropriate or discriminatory behaviour regarding this or themes for parties hosted by societies.