A3 planning has been applied for, not A5.
There's no A5 category, just A1, A2, A3.
Class A1. ShopsUse for all or any of the following purposes—
(a) for the retail sale of goods other than hot food,
(b) as a post office,
(c) for the sale of tickets or as a travel agency,
(d) for the sale of sandwiches or other cold food for consumption off the premises,
(e) for hairdressing,
(f) for the direction of funerals,
(g) for the display of goods for sale,
(h) for the hiring out of domestic or personal goods or articles,
(i) for the reception of goods to be washed, cleaned or repaired,
where the sale, display or service is to visiting members of the public.
Class A2. Financial and professional servicesUse for the provision of —
(a) financial services, or
(b) professional services (other than health or medical services), or
(c) any other services (including use as a betting office) which it is appropriate to provide in a shopping area,
where the services are provided principally to visiting members of the public.
Class A3. Food and drinkUse for the sale of food or drink for consumption on the premises or of hot food for consumption off the premises.