D.C. Mun. Regs. tit. 12, r. 12-A906
Where required. Portable fire extinguishers shall be installed in all of the following locations:
In Group A, B, E, F, H, I, M, R-l, R-2, R-4 and S occupancies.
Exceptions:
In Group R-2 occupancies, portable fire extinguishers shall be required only in locations specified in Items 2 through 6 where each dwelling unit is provided with a portable fire extinguisher having a minimum rating of 1-A: 10-B:C.
In Group E occupancies, portable fire extinguishers shall be required only in locations specified in Items 2 through 6 where each classroom is provided with a portable fire extinguisher having a minimum rating of 2- A:20-B:C.
Within 30 feet (9144 mm) distance of travel from commercial cooking equipment and from domestic cooking equipment in Group 1-1; 1-2, Condition 1; and R-2 college dormitory occupancies.
In areas where flammable or combustible liquids are stored, used or dispensed.
On each floor of structures under construction, except Group R-3 occupancies, in accordance with Section 3315.1.
Where required by the sections indicated in Table 906.1.
Special-hazard areas, including but not limited to laboratories, computer rooms and generator rooms, where required by the fire code official.
D.C. Mun. Regs. tit. 12, r. 12-A906