1. Short title This Act may be cited as the Metro Accountability and Investment Act . 2. Reauthorization of funds Section 601(f) of the Passenger Rail Investment and Improvement Act of 2008 ( Public Law 110–432 ; 122 Stat. 4970) is amended to read as follows: (f) Amount (1) In general (A) Original funding There are authorized to be appropriated to the Secretary of Transportation for grants under this section an aggregate amount not to exceed $1,500,000,000 to be available in increments over 10 fiscal years beginning in fiscal year 2009, or until expended. (B) Continuation of funding Subject to paragraphs (2) and (3), there are authorized to be appropriated to the Secretary of Transportation for grants under this section $2,000,000,000 to be available in increments over 10 fiscal years beginning in fiscal year 2020, or until expended. (2) Restriction on use (A) Operating expenses $500,000,000 of the amount described in paragraph (1)(B) may only be used for operating expenses of the Transit Authority. (B) Inspector general $100,000,000 of the amount described in subparagraph (A) may only be used for the Office of Inspector General of the Transit Authority. (3) Required modifications The Secretary may not provide grants pursuant to paragraph (1)(B) unless the Secretary certifies that the Board of Directors of the Transit Authority has passed a resolution, and is making progress implementing such a resolution, that— (A) establishes an independent budget authority for the Office of Inspector General of the Transit Authority; (B) establishes an independent procurement authority for the Office of Inspector General of the Transit Authority; (C) establishes an independent hiring authority for the Office of Inspector General of the Transit Authority; (D) ensures the inspector general of the Transit Authority can obtain legal advice from a counsel reporting directly to the director of such office