(4)The shop shall-(a)be located on the ground floor of a building completely separated from other parts of the building by substantial walls having independent entrance and emergency exit from open air and having doors opening outwards, if applicable;(b)not be situated in the sub-level or basement or mezzanine floor;(c)not be situated under the upper floor used for the purpose of dwelling;(d)not be situated under or nearby any staircase or lift;(e)be accessible for fire fighting; and(f)have no electrical apparatus or battery or oil lamp or similar equipments capable of producing spark or ignition and all electrical wiring in the shop be fixed and effectively sealed or conduited or mechanically protected; the main switch or circuit breaker be provided at the immediate accessible position outside the premises.
