; and (2) all or a portion of the costs to the Federal Government of servicing the Federal credit instruments. (c) Servicer (1) In general The Secretary may appoint a financial entity to assist the Secretary in servicing the Federal credit instruments. (2) Duties A servicer appointed under paragraph (1) shall act as the agent for the Secretary. (3) Fee A servicer appointed under paragraph (1) shall receive a servicing fee, subject to approval by the Secretary. (d) Assistance from expert firms The Secretary may retain the services of expert firms, including counsel, in the field of municipal and project finance to assist in the underwriting and servicing of Federal credit instruments. (e) Expedited processing The Secretary shall implement procedures and measures to economize the time and cost involved in obtaining approval and the issuance of credit assistance under the CIFIA program. 999F. State and local permits The provision of credit assistance under the CIFIA program with respect to a project shall not— (1) relieve any recipient of the assistance of any project obligation to obtain any required State or local permit or approval with respect to the project; (2) limit the right of any unit of State or local government to approve or regulate any rate of return on private equity invested in the project; or (3) otherwise supersede any State or local law (including any regulation) applicable to the construction or operation of the project. 999G. Regulations The Secretary may promulgate such regulations as the Secretary determines to be appropriate to carry out— (1) the CIFIA program; and (2) the carbon dioxide transportation infrastructure future growth grant program established under section 999D(a). 999H. Funding (a) Funding (1) In general There are authorized to be appropriated to the Secretary to carry out this subtitle, to remain available until expended— (A) $600,000,000 for each of fiscal years 2021 and 2022