One of the Standing Rules of the Senate says that the secretary of state must sign the certificate of election along with the governor.

CNN: Feinstein says Burris should get Senate seat

The Franken side will ask the Minnesota Supreme Court on February 5 to order Gov. Tim Pawlenty and Secretary of State Mark Ritchie to issue a temporary election certificate so Franken can be seated in the Senate.

CNN: Coleman to argue Franken won by bogus recount