; (2) minimize the likelihood of an individual developing an inappropriate bias toward a designer or manufacturer of aircraft, aircraft engines, propellers, or appliances; (3) are consistent with any applicable collective bargaining agreements; and (4) account for gaps in knowledge and skills between Administration employees and private-sector employees, as identified by the exclusive bargaining representatives certified under section 7111 of title 5, United States Code, for each group of Administration employees covered under this section. 14. Voluntary safety reporting program (a) In general Not later than 30 days after the date of enactment of this Act, the Administrator shall begin collaboration with the exclusive bargaining representatives of engineers, safety inspectors, systems safety specialists, and other subject matter experts certified under section 7111 of title 5, United States Code, to implement a confidential voluntary safety reporting program, in a manner that is consistent with other voluntary reporting programs administered by the Administrator. The program shall include provisions addressing, at a minimum— (1) participation in all facets of the program by the exclusive bargaining representatives for employees identified in the matter preceding this paragraph; (2) protections for frontline employees from adverse employment actions related to their participation in the program; (3) identification of exclusionary criteria