§ 20504. Inspection, testing, and investigation
(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.