(1) No parent shall knowingly permit any minor to remain in or upon any public place or any establishment between the hours of 10:30 P.M. and 6 A.M. of the following day, official City time, except that on Fridays and Saturdays, excluding certain days of the year as specified in paragraph (2) of this section, the hours shall be from 12 midnight to 6 A.M.

(2) No parent shall knowingly permit any minor to remain in or upon any public place or any establishment between the hours of 10:30 P.M. and 6 A.M. of the following day, official City time, on the dates of October 30 and October 31 of any calendar year.

(3) The provisions of § 10-304(1) shall not apply to any parent who accompanies a minor or to a parent who directs a minor upon an errand or other legitimate business or to any parent of a minor engaged in gainful lawful employment during the curfew hours.