The provisional measure is an instrument of presidency of the republic with force of law is that effective immediately after published by the president.
Known by the acronym MP, it must be used only as a matter of urgency and relevance, and has a period of sixty days. The term can be extended for another sixty days, and if it has not been converted into law by Congress, it loses its effectiveness.
As an initiative of the president of the republic, on the date of its publication it already has the force of law. It goes from the office of the presidency immediately to the legislative branch. Starting with a joint commission formed between the Senate and the Chamber of Deputies.
If lawmakers make any amendment to the MP, it remains as a conversion bill (PLV). If not, it still remains as a provisional measure. After the opinion of the joint committee, it is forwarded to the plenary of the chamber, and if approved, it goes to the Senate. In the case of a PLV, an amended project, it still comes back to the President's sanction. If it is the provisional measure, it is definitively enacted by the Senate.
Due to its urgency, the provisional measure may lock the congress agenda if it is not appreciated within 45 days. In other words, it must be appreciated before the bills already scheduled for voting in those days.