The bureau shall neither charge nor receive fees, directly or indirectly, for any service or benefit rendered to those availing themselves of advantages provided. No official, employe, or person associated with the bureau in the performance of its duties shall charge, demand, accept, or receive, directly or indirectly, any fee, compensation, contribution, or gratuity for any service or duty performed as an official or employe of the bureau.
43 P.S. § 606