District of Columbia Code Division I. Government of District. § 7-741.04. Penalties.

(1) Smoking in a prohibited area shall be subject to a fine of not less than $100 or more than $1,000; subsequent offenses shall be subject to a fine of not less than $200 or more than $1,000;

(2) Obscuring, removing, defacing, mutilating or destroying any sign posted in accordance with the provisions of this chapter shall be subject to a fine of $500; or

(3) Failing to post or maintain warning signs describing the prohibited activity and failing to notify a person observed to be smoking to stop the activity, as required by this subsection, shall be subject to a fine of $500; each day that a violation continues shall constitute a separate offense.