Exempts such loans from certain financial institution portfolio limits, increasing an allowable claim for loss from 10% to 90% of an institution's total amount of such loans, credit advances, and purchases.

Makes any new contract of insurance for such loans, credit advances, or purchases conclusive evidence of an institution's insurance eligibility. (Thus requires each loan to be insured individually instead of as part of a bundle of such loans.)

Increases loan limits, requiring annual indexing.

Sets forth borrower premium charges, including an up-front premium of up to 2.25% and an annual premium of up to 1%.

Revises requirements for the handling and disposal of any real or personal conveyed to or acquired by the Secretary of Housing and Urban Development (HUD), and the pursuit of all claims against mortgagors assigned to the Secretary by mortgagees.

Directs the Secretary of HUD to establish underwriting criteria that will ensure the manufactured housing program's financial soundness.

(Sec. 3) Exempts such loans from certain financial institution portfolio limits, increasing an allowable claim for loss from 10% to 90% of an institution's total amount of such loans, credit advances, and purchases.

(Sec. 4) Makes any new contract of insurance for such loans, credit advances, or purchases conclusive evidence of an institution's insurance eligibility. (Thus requires each loan to be insured individually instead of as part of a bundle of such loans.)

(Sec. 5) Increases loan limits, requiring annual indexing.

(Sec. 6) Prescribes requirements for payment by a borrower of premium charges for credit insurance, including an up-front premium of up to 2.25% and an annual premium of up to 1%.

(Sec. 7) Revises requirements for the handling and disposal of any real or personal conveyed to or acquired by the Secretary of Housing and Urban Development (HUD), and the pursuit of all claims against mortgagors assigned to the Secretary by mortgagees.

(Sec. 8) Directs the Secretary of HUD to: (1) establish underwriting criteria for loans and credit in connection with a manufactured home, or a lot for one, that will ensure the manufactured housing program's financial soundness; and (2) revise within six months existing criteria to accord with those established under this Act.

(Sec. 9) Prohibits any grant of credit insurance to a financial institution unless the borrower to which a housing renovation or modernization loan or advance of credit was made, and each member of the borrower's family age 18 years or older, including the borrower's spouse, has a valid Social Security number.

(Sec. 10) Directs the Comptroller General to assess, and report to Congress on, how the Secretary of HUD utilizes the FHA manufactured housing loan insurance program, the community development block grant program, and other programs and resources to mitigate the risks to manufactured housing residents and communities resulting from tornados.

FHA Manufactured Housing Loan Modernization Act of 2007 - Amends the National Housing Act with respect to Federal Housing Administration (FHA) housing loan insurance for manufactured homes (or lots for such homes).

(Sec. 3) Exempts such loans from certain financial institution portfolio limits, increasing an allowable claim for loss from 10% to 90% of an institution's total amount of such loans, credit advances, and purchases.

(Sec. 4) Makes any new contract of insurance for such loans, credit advances, or purchases conclusive evidence of an institution's insurance eligibility. (Thus requires each loan to be insured individually instead of as part of a bundle of such loans.)

(Sec. 5) Increases loan limits, requiring annual indexing.

(Sec. 6) Prescribes requirements for payment by a borrower of premium charges for credit insurance, including an up-front premium of up to 2.25% and an annual premium of up to 1%.

(Sec. 7) Revises requirements for the handling and disposal of any real or personal conveyed to or acquired by the Secretary of Housing and Urban Development (HUD), and the pursuit of all claims against mortgagors assigned to the Secretary by mortgagees.

(Sec. 8) Directs the Secretary of HUD to: (1) establish underwriting criteria for loans and credit in connection with a manufactured home, or a lot for one, that will ensure the manufactured housing program's financial soundness; and (2) revise within six months existing criteria to accord with those established under this Act.

(Sec. 9) Prohibits any grant of credit insurance to a financial institution unless the borrower to which a housing renovation or modernization loan or advance of credit was made, and each member of the borrower's family age 18 years or older, including the borrower's spouse, has a valid Social Security number.

(Sec. 10) Directs the Comptroller General to assess, and report to Congress on, how the Secretary of HUD utilizes the FHA manufactured housing loan insurance program, the community development block grant program, and other programs and resources to mitigate the risks to manufactured housing residents and communities resulting from tornados.