The chief executive may approve 2 or more fireworks displays under a fireworks display permit if satisfied that—
(a) the displays are to be conducted as part of the rehearsal and production of a theatrical or similar event; and
(b) the displays are all to be conducted at the same place; and
(c) the same types and quantities of fireworks and pyrotechnic effects are to be used for each display; and
(d) the fireworks and pyrotechnic effects are to be used in the same context in each display.