D.C. law prohibits smoking in all: places of employment, including work areas, employee lounges, restrooms, conference rooms, classrooms, employee cafeterias, hallways, private residences used as child care, adult day care, or health care facilities, and vehicles owned by a private employer, if the vehicle is used by more than one person; and public places, including banks, educational facilities, health care facilities, laundromats, public transportation facilities, reception areas, restaurants, retail food production and marketing establishments, nightclubs, retail service establishments, retail stores, shopping malls, sports arenas, taverns, theaters, and waiting rooms.
D.C. Code § 7-742: Smoking prohibitions
Exemptions
The following are exempt from the ban on smoking, subject to conditions:
- A retail store that is used primarily for the sale of tobacco products and accessories in which the total annual revenue generated by the sale of non-tobacco products or accessories is no greater than 25% of the total revenue of the establishment, provided that it does not share space with any other establishment
- A tobacco bar, defined as a restaurant, tavern, brew pub, club, or nightclub that generates 10% or more of its total annual revenue from the on-site sale of tobacco products, excluding sales from vending machines, or the rental of on-site humidors
- An outdoor area of a restaurant, tavern, club, brew pub, or nightclub
- Designated hotel or motel rooms
- A medical treatment, research, or nonprofit institution where the activity of smoking is conducted for the purpose of medical research or is an integral part of a smoking cessation program
- Theatrical productions
- A hotel, once a year for one day, for the purpose of hosting a special event that permits cigar smoking, provided that the hotel must:
- Notify the Department of Health in writing in advance of the event
- Pay a fee of $2,500 to be remitted to the Regulatory Enforcement Fund, and
- Permit employees to opt out of working the special event with no penalty
D.C. Code § 7-743: Exemptions
D.C. Code § 7-741: Definitions
Retail stores and tobacco bars must submit a Smoking Exemption Form to the Department of Health, formally requesting the exemption.
Smoking Exemption Form http://dbh.dc.gov/sites/default/files/dc/sites/doh/publication/attachments/DOH%20Smoking%20Exemption%20Form.pdf