This is the most important collegiate organ of the town council. There is one in all town Councils.
It is made up of all the elected Town Councillors regardless of the electoral list they are from. It is lead by the Mayor.
It has a double function:
1. Control and inspection of taxes of governing organs.
2. Relative agreements:
3. Initial approval of general and town planning.
4. Approval of organic Rules and by-laws.
5. Determination of town council taxes.
6. Approval and modification of budgets.
7. Availability of expenses when they are not part of the Mayor’s competencies.
8. Approval of accounts.
9. Approval of forms of management of services and the proceedings of creating townships.
10. Accepting the delegation of competencies made by other Public Administrations.
11. Approval of staff and the relative job positions.
12. Raising of conflicts of competencies with other Administrations.
13. Changes of legal qualifications of goods in the public domain.
14. Exercising legal and administrative actions and the defence of the Corporation regarding plenary competencies.
15. Coordination of credit transactions whose accumulated amount, within each economic business year exceeds 10% of the ordinary resources of the budget.
16. Contracting and Subsidies when they exceed 10% of the ordinary resources of the budget and if they exceed 1,000 million.
17. Approval of work projects and services when it’s appropriate to do so.
18. Acquisition of goods and duties when their value exceeds 10% of the ordinary resources and when they exceed 500 million.
The Plenary is competent to vote on the motion of censure and on the question of trust planted by them.
The Plenary can delegate part of these competencies to the Mayor and the local Governing body.