Necessity for supervision by licensed provider

No person shall maintain or operate any service unless such service is under the direct supervision of a provider licensed under this article. Code 1950, § 37-258; 1950, p. 936; 1968, c. 477, § 37.1-184; 1976, c. 671; 1979, c. 54; 2001, cc. 486 , 506 ; 2005, c. 716 .