; and (2) by adding at the end the following: (c) Reimbursement agreement A Federal agency may only incur costs with respect to compensation, employment, or obligations under subsection (b) in connection with a disaster or emergency if the Federal Government has entered into an agreement with the State or States affected by the major disaster or emergency for reimbursement of all such costs. . 206. Reimbursement agreements and conditions Section 311 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5154 ) is amended to read as follows: 311. Reimbursement agreements and conditions (a) Repayment Assistance may only be provided under this Act with respect to damage caused by a major disaster or emergency within the borders of a State if a State has agreed to reimburse the United States for all expenses incurred by the United States in providing such assistance. Such assistance, including a loan or advance made under section 319, shall be repaid to the United States. (b) Interest Assistance provided under this Act with respect to which a State agrees to reimburse the United States for all expenses incurred in providing such assistance, including loans and advances made under this Act, shall bear interest at a rate determined by the Secretary of the Treasury, taking into consideration the current market yields on outstanding marketable obligations of the United States with remaining periods of maturity comparable to the reimbursement period of the reimbursable assistance provided. (c) Regulations The President shall issue regulations describing the terms and conditions under which any reimbursable assistance, loan, or advance authorized by this Act may be provided. . 207. Treatment of assistance Section 312 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5155 ) is amended to read as follows: 312. Treatment of assistance Federal major disaster and emergency assistance provided to individuals and families under this Act, and comparable disaster