Again, factories and businesses are not allowed in Residential areas. Generally, only homes are allowed. Recreational areas are generally parklands and open areas. No buildings whatsoever are allowed. Often, the application to the Planning Authority must be advertised in the local paper.
Residents can object.
Generally, planning permission will not be given if the activity would inconvenience other residents. Permission would usually be granted for occupations like a child-minding centre, a secretarial service, telephone answering service etc. It is unlikely that Town Planning permission would be granted for a cattery. Consequently, if your neighbour has a cattery, you should check whether Town Planning permission has been granted. You can do this by contacting the Town Planning Authority.