; (2) accommodations necessary for small businesses; (3) scientific data derived from aviation-related fatigue and sleep research; (4) data gathered from aviation safety reporting programs; (5) the need to accommodate the diversity of operations conducted under part 135; and (6) other items, as appropriate. 619. Metropolitan Washington Airports Authority (a) Findings Congress finds that— (1) the Metropolitan Washington Airports Authority (in this section referred to as MWAA ), which operates Ronald Reagan Washington National Airport and Dulles International Airport by lease with the Department of Transportation, has routinely performed poorly on audits conducted by the Inspector General of the Department of Transportation; (2) the responsible stewardship of taxpayer-owned assets by MWAA is of great concern to Congress; (3) a March 20, 2015, audit conducted by the Inspector General titled MWAA's Office of Audit Does Not Have an Adequate Quality Assurance and Improvement Program (Report No. ZA–2015–035) found that MWAA’s quality assurance and improvement program did not conform with the standards of the Institute of Internal Auditors