All properties that generate gross rents from the leasing of commercial real estate, constitutes business income for computing a license tax. The type of tenant is immaterial.
The City Business License Ordinance defines Commercial Property as:
Commercial/rental property requires a business license when the property generates $5,000 or more annually. If the same entity owns more than 1 property, 1 license will be required with all gross rental income included on that license.
Commercial properties that are owner-occupied by the same entity.
Commercial property that generates less than $5,000 in gross rental income must file an application, however, no fee is required.