National Congress of Argentina sessions span is from March 1 to November 30; the President of Argentina is entitled to convene extraordinary sessions during the recess, if needed. Senators and deputies enjoy parliamentary immunity during their mandates, which may be revoked by their peers if a senator or deputy is caught "in flagrante", in the midst of committing a crime. The Congress is in charge of setting taxes and customs, which must be uniform across the country. It rules the Central Bank of Argentina, manages internal and external debt payment, and the value of national currency (currently the Argentine peso). It rules the legal
Khaleeji (currency) union in 2001 and 2003. The terms of what would be called the "GCC Monetary Agreement" followed shortly after that, with the convergence criteria of the single currency being decided in 2005. Oman became the first state to pull out of the union, in 2006, and the UAE, in 2009, the second and so far last state to withdraw from this tentative agreement to create a single Gulf currency. Originally slated for adoption in 2010, Nasser al-Kaud, deputy assistant general for economic affairs at the GCC, admitted on March 24, 2009, that this deadline for establishment of the monetary union