 Each provincial election follows local regulations and some, such as Tucumán, hold municipal elections on other dates in the year.According to the rules for elections in Argentina, to win the presidential election without needing a "ballotage" round, a candidate needs either more than 45% of the valid votes, or more than 40% of the valid votes with a margin of 10 points from the runner-up.Following months of speculation, and despite high approval ratings, President Kirchner confirmed his decision to forfeit the 2007 race, and the ruling Front for Victory (FpV), a center-left Peronist Party, nominated the First Lady, Senator Cristina Fernández de Kirchner, on July 19.