S.C. Code Ann. Regs. 8-808
Egress through intervening spaces shall comply with this section.
2. Egress from a room or space shall not pass through adjoining or intervening rooms or areas, except where such adjoining rooms or areas and the area served are accessory to one or the other, are not a Group H occupancy and provide a discernible path of egress travel to an exit.
Exception: Means of egress are not prohibited through adjoining or intervening rooms or spaces in a Group H, S or F occupancy where the adjoining or intervening rooms or spaces are the same or a lesser hazard occupancy group.
4. Means of egress from dwelling units or sleeping areas shall not lead through other sleeping areas, toilet rooms or bathrooms.
Exception: Dwelling units or sleeping areas in R1 and R2 occupancies shall be permitted to egress through other sleeping areas serving adjoining rooms that are part of the same dwelling unit or guest room.
5. Egress shall not pass through kitchens, storage rooms, closets or spaces used for similar purposes.
2. Means of egress are not prohibited through stockrooms in Group M occupancies where all of the following are met:
2.1 The stock is of the same hazard classification as that found in the main retail area.
2.2 Not more than 50 percent of the exit access is through the stockroom.
2.3 The stockroom is not subject to locking from the egress side.
2.4 There is a demarcated, minimum 44-inch wide (1118mm) aisle defined by a wall not less than 42 inches high or similar construction that will maintain the required width and lead directly from the retail area to the exit without obstructions.
Exceptions: