http://www.speaker.gov/Contact/
Office of the Speaker
H-232 The Capitol
Washington, DC 20515
Phone: (202) 225-0600
Fax: (202) 225-5117
U.S. Capitol Switchboard, (202) 224-3121
I think you are correct. As I recall, fiscal years begin in October so the current Congress would/could set the budget and allocate funding for FY13. That would begin in October 2012, a few months before the new Congress, elected in November 2012, is seated.