the Parliament, laws are promulgated by the President of the Republic within one month or a deadline established by an absolute majority of the Parliament for laws declared urgent. A law is published immediately after promulgation and comes into force on the fifteenth day after publication, unless otherwise established. The President can veto a bill and send it back to Parliament stating a reasoned opinion. If such law is passed again, the veto is overruled and the President must sign it. The Constitution recognises general referendums for repealing a law or part of it, when they are requested by five hundred thousand voters or five Regional Councils; while referendums on a law regulating taxes, the budget, amnesty or pardon, or a law ratifying an international treaty are not recognised. Any citizen entitled to vote for the Chamber of Deputies has the right to vote in a referendum, and if the majority of those eligible has voted and a majority of valid votes has been achieved, the referendum is considered carried. The Government cannot have legislative functions, except for a limited times and for specific purposes established in cases of necessity and urgency, and cannot issue a decree having the force of a law without an enabling act from the Parliament. Temporary measures shall lose effect from the beginning if not transposed into law by the Parliament within sixty days of their publication. Parliament may regulate the legal relations arisen from the rejected measures. The Constitution gives to the Parliament the authority to declare a state of war and to vest the necessary powers into the Government. The Parliament has also the authority to grant amnesties and pardons through a law having a two-thirds majority in both Houses, on each section and on the final vote, and having a deadline for implementation. Such amnesties and pardons cannot be granted for crimes committed after the introduction of such bill. Parliament can authorise by law the ratification of such international treaties as have a political nature, require arbitration or a legal settlement, entail change of borders, spending or new legislation. Budget and financial statements introduced by the Government must be passed by the Parliament every year, while provisional implementation of the budget may not be allowed except by law and for no longer than four months. The budget must balance revenue and expenditure, taking account of the adverse and favourable phases of the