§ 20504. Inspection, testing, and investigation

• (a)
  • (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) 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.