Unless you live in a condo that has a no pets policy, no agreement can actually forbid you to have a pet. Landlords are allowed to ask if you have any pets, and pick a tenant based on what you say, but once you move in you can do whatever you want. I have a cat, lied about it twice and just moved her in anyways.
Businesses may exclude a service animal from the premises if the animal is not housebroken or if the animal is out of control and the handler does not take effective action to control it.
Illinois has no state-wide limit on pets per household, but the rules from one municipality to another can vary. In Belleville, for example, it is illegal for anyone to own more than three domestic animals over the age of 6 months in one residence, ing to city ordinance.
A housing provider must make a reasonable exception to a “no pets” policy to allow an applicant with a disability to have an assistance animal.
Unless you live in a condo that has a no pets policy, no agreement can actually forbid you to have a pet. Landlords are allowed to ask if you have any pets, and pick a tenant based on what you say, but once you move in you can do whatever you want. I have a cat, lied about it twice and just moved her in anyways.