Some "accessory" or "conditional" uses may be allowed in order to accommodate the needs of the primary uses.

A conditional use is a use which is permitted under a zoning ordinance, but which must meet certain conditions.

In a related conditional use, it functions like "after", or "upon".

The zoning process could be improved, since many existing businesses downtown are on conditional uses, and site plan approvals should have a time limit, forcing owners to begin development.

However on February 28, 2009, the Home Ministry rescinded the government gazette that allowed conditional use of the word Allah in Christian publications.

To build a use that is listed as a special use, a special use permit (or conditional use permit) must be obtained.

The proposal would also change the designation of many kinds of buildings - including laboratories, dormitories and classrooms - from a "permitted use" to the more restrictive "conditional use."

The Kenilworth governing body simply chose to rezone the property "special commercial," which allowed practically everything the A.&P. could ever want with no conditional uses.

This included forbidding Planned Unit Developments (PUD), the reuse of industrial properties to mixed use developments and disallowed office and hotel uses from conditional use in the zoning laws.

Also discussed was how wattage power used by broadcasters would be distributed depending on the radio station's conditional use and location.