1. Short title This Act may be cited as the Tribal Transportation Equity and Transparency Improvement Act of 2020 . 2. Tribal transportation program (a) In general Section 202 of title 23, United States Code, is amended— (1) in subsection (a)(9)(A), by striking construction and improvement and inserting construction, improvement, and highway safety ; (2) in subsection (b)— (A) in paragraph (1)— (i) by striking subparagraph (D) and inserting the following: (D) Additional facilities (i) In general Not later than 270 days after the date of enactment of the Tribal Transportation Equity and Transparency Improvement Act of 2020 , and not less frequently than every 3 years thereafter, the Secretary of the Interior shall publish in the Federal Register a notice requesting proposals from Indian tribes to include additional transportation facilities that are eligible for funding under the tribal transportation program in the inventory described in subparagraph (A), if those proposed additional facilities are included in the inventory in a uniform and consistent manner nationally. (ii) Rule of construction Nothing in this subparagraph— (I) prohibits the Secretary of the Interior from including in the inventory under subparagraph (A) additional transportation facilities more frequently than required under clause (i), including, as necessary, in response to a proposal from an eligible Indian tribe submitted during a period not described in the notice under clause (i); or (II) requires Indian tribes to submit proposals to the Secretary of the Interior in response to the notice required under clause (i). ; and (ii) by adding at the end the following: (F) Public availability The Secretary of the Interior shall ensure that all non-confidential information within the inventory described in subparagraph (A) is made available— (i) in a user-friendly manner on the public website of the Department of the Interior