The BJP and the HSPDP, with two MLAs each, besides two Independents, have already submitted their letter of support to the NPP, which has won a record 26 seats in the February 27 elections. "I, on behalf of the parliamentary party of the United Democratic Party, do hereby extend support for government formation," UDP chief and former speaker Metbah Lyngdoh said in the letter submitted to NPP supremo Conrad K Sangma.