(a) Federal share

Except as provided in subsection (c), the Federal share of the cost of any project carried out under this subchapter shall not exceed—

(1) 50 percent; plus

(2) an additional percent that—

(A) shall not exceed 30 percent; and

(B) is based on the relative needs of the area in which the project will be located, as determined in accordance with regulations promulgated by the Secretary.

(b) Non-Federal share

In determining the amount of the non-Federal share of the cost of a project, the Secretary may provide credit toward the non-Federal share for all contributions both in cash and in-kind, fairly evaluated, including contributions of space, equipment, assumptions of debt, and services.

(c) Increase in Federal share

(1) Indian tribes

In the case of a grant to an Indian tribe for a project under this subchapter, the Secretary may increase the Federal share above the percentage specified in subsection (a) up to 100 percent of the cost of the project.

(2) Certain States, political subdivisions, and nonprofit organizations

In the case of a grant to a State, or a political subdivision of a State, that the Secretary determines has exhausted the effective taxing and borrowing capacity of the State or political subdivision, or in the case of a grant to a nonprofit organization that the Secretary determines has exhausted the effective borrowing capacity of the nonprofit organization, the Secretary may increase the Federal share above the percentage specified in subsection (a) up to 100 percent of the cost of the project.

(3) Training, research, and technical assistance

In the case of a grant provided under section 3147 of this title, the Secretary may increase the Federal share above the percentage specified in subsection (a) up to 100 percent of the cost of the project if the Secretary determines that the project funded by the grant merits, and is not feasible without, such an increase.