D.C. Mun. Regs. tit. 19, r. 19-712
The use of school and recreation facilities shall not be granted for commercial activities or for profit.
It shall be the responsibility of the Director of the Department of Parks and Recreation to enforce the provisions of this section for community and recreation activities.
The enforcement of the provisions of this section, insofar as the provisions apply to schools and school organizations, shall remain with the Superintendent of Schools.
The provisions of this section shall not preclude the use of school facilities by the Department to raise funds for the payment of necessary expenses of community and recreational activities that the Department organizes and directs as an integral part of its program.
The provisions of this section shall not preclude the use of school facilities by the D.C. Public Schools, alumni associations, parent-teacher organizations, and professional organizations of teachers and officers to raise funds for D.C. Public School purposes only; provided, that all custodial and other approved charges incident to the use of the building or grounds and all other necessary expenses are paid.
D.C. Mun. Regs. tit. 19, r. 19-712