{"data":{"id":"us/49-u.s.c.-20504","jurisdiction":"us","citation":"49 U.S.C. § 20504","heading":"Inspection, testing, and investigation","body":"(a) Systems in Use.—(1) The Secretary of Transportation may—(A) inspect and test a signal system used by a railroad carrier; and (B) decide whether the system is in safe operating condition. (2) In carrying out this subsection, the Secretary may employ only an individual who—(A) has no interest in a patented article required to be used on or with a signal system; and (B) has no financial interest in a railroad carrier or in a concern dealing in railroad supplies. (b) Systems Submitted for Investigation and Testing.—The Secretary may investigate, test, and report on the use of and need for a signal system, without cost to the United States Government, when the system is submitted in completed shape for investigation and testing.","path":["Title 49—TRANSPORTATION","CHAPTER 205—SIGNAL SYSTEMS"],"source_url":"https://uscode.house.gov/download/releasepoints/us/pl/119/103/xml_usc49@119-103.zip","current_through":"Public Law 119-103 (09/02/2026)","vintage":"","retrieved_at":"2026-09-10T06:01:06Z","sha256":"a0abbd109987b1c52efa4a5a6506f057bc6639644958449b20332f8e14fab7e4","source_id":"us","stale":true,"prev":"us/49-u.s.c.-20503","next":"us/49-u.s.c.-20505"},"notice":"GroundRules: Original legal text. Not legal advice."}