The National Legislature has its seat in Juba, South Sudan.

The legislative competencies of the National Government of South Sudan are vested in the National Legislature in respect of all matters assigned to it in Schedules A, C and D of the Transitional Constitution (read together with Schedule E of the Transitional Constitution).

[2] The National Legislative Assembly exercises the following functions[3] Approving budgets; A candidate for membership of the National Legislature must: Members of the National Legislature and the Council of Ministers are eligible for membership of state legislatures or state councils of ministers.

However, there are provisions included for by-elections should vacancies arise during the first four-year period.

The establishment of the National Legislature is one of the new institutions created upon the independence of South Sudan in 2011.