Some may regard pets as an additional burden to land lording. It doesn't hurt the situation to inquire and explain matters to the tenant. The landlord can react in several ways. There's another situation where they can just give you a 30-day notice to vacate the property. Once you have violated the agreement, you have basically very little alternatives.
Landlords have the right to enter a unit without notice in cases of emergency.
Typically, they should provide you with a written 24-hour notice. Changing locks can be a violation of your rental agreement. Check the legalities of owning your animal in your area. TenantNet - The online resource for residential tenants. This site focuses on New York City and New York State, but information from other areas is also available.