Home › CFR › Title 30 › Part 4230 CFR Part 42 — National Mine Health and Safety AcademySubpart B — Tuition Fees§ 42.10— Tuition fees.§ 42.20— Schedule of fees.§ 42.30— Procedure for payment.§ 42.40— Refunds.Subpart C — Room and Board§ 42.50— Charges for room and board.