1. Short title This Act may be cited as the Aircraft Maintenance Outsourcing Disclosure Act of 2019 . 2. Public disclosure of information on aircraft maintenance Chapter 447 of title 49, United States Code, is amended by adding at the end the following: 44741. Disclosure of information on recent aircraft maintenance (a) In general Beginning on the date that is 1 year after the date of enactment of this section, the Administrator of the Federal Aviation Administration shall require an air carrier providing scheduled passenger or cargo air transportation to disclose publicly the aircraft maintenance practices of the air carrier, as described in this section. (b) Information on passenger aircraft (1) In general An air carrier providing scheduled air transportation to passengers shall provide, in the manners described in paragraph (2)— (A) the specific location where the aircraft providing scheduled air transportation most recently underwent heavy maintenance; and (B) the date of such maintenance. (2) Provision of information The information described in paragraph (1) shall be prominently displayed in clear and plain language and in an easily readable font size on, to the greatest extent practicable, tickets or electronic passenger boarding documents. (3) Fleet maintenance for scheduled flights An air carrier providing scheduled air transportation to passengers shall disclose the percentage of airframes in the fleet of the air carrier typically assigned to each specific route that are maintained in the United States and the percentage of such airframes maintained abroad, including the 3 most common countries in which such airframes are maintained abroad, listed by workhours. Such information shall be— (A) made available, to the greatest extent practicable, on— (i) the air carrier’s publicly accessible website accompanying each scheduled flight; (ii) the air carrier’s publicly accessible website at the point of ticket purchase