Barber services shall be rendered in premises licensed by the department. Before becoming licensed, a barbershop must submit an application, a fee and a self inspection report attesting to the fact they have met sanitation and establishment standards prescribed in rules promulgated under this article. A barbershop must be completely partitioned from a dwelling and shall not be occupied for lodging or residential purposes. If the ownership or location of a shop changes a new application and inspection is required. The licenses of the barbershop and all barbers working in the barbershop shall be displayed in a prominent place visible to the public at all times.