If any person providing services, paid or unpaid, to juveniles under the purview of the Juvenile and Domestic Relations District Court Law, or to juveniles who have been committed to the custody of the State Department of Juvenile Justice, carnally knows, without the use of force, any minor fifteen years of age or older, when such minor is confined or detained in jail, is detained in any facility mentioned in § 16.1-249, or has been committed to the custody of the Department of Juvenile Justice pursuant to § 16.1-278.8, knowing or having good reason to believe that (i) such minor is in such confinement or detention status, (ii) such minor is a ward of the Department of Juvenile Justice, or (iii) such minor is on probation, furlough, or leave from or has escaped or absconded from such confinement, detention, or custody, he shall be guilty of a Class 6 felony. For the purposes of this section, “carnal knowledge” includes the acts of sexual intercourse, cunnilingus, fellatio, anilingus, anal intercourse, and animate and inanimate object sexual penetration.