33 U.S. Code § 574a - Training funds
(a) In general
The Secretary may include individuals not employed by the Department of the Army in training classes and courses offered by the Corps of Engineers in any case in which the Secretary determines that it is in the best interest of the Federal Government to include those individuals as participants.
(1) In general
An individual not employed by the Department of the Army attending a training class or course described in subsection (a) shall pay the full cost of the training provided to the individual.
Payments made by an individual for training received under paragraph (1), up to the actual cost of the training—