Dogs and cats are required to be vaccinated and registered with McLean County.
Animal Registration | McLean County, IL - Official Website (mcleancountyil.gov)

The majority of animal regulations are set forth in Chapter 8 of the Bloomington City Code.
https://ecode360.com/34404540 

Other regulations, such as those pertaining to number of animals and raising chickens are located in the City’s Zoning Code.
https://ecode360.com/34414579

The City’s animal regulations are intended to reduce problems that can result from keeping animals in an urban setting.

Number of Animals:
Kennels are prohibited in residentially zoned neighborhoods. A kennel is defined by the Zoning Code as "any premises or portions thereof on which four or more dogs, cats, or other household domestic animals over four months of age are kept, or on which more than two such animals are maintained, boarded, bred, or cared for in return for remuneration, or kept for the purpose of sale." In other words, with the exception of litters, a residential dwelling cannot have more than 3 dogs or cats. 

Dogs and Cats
The City prohibits dogs and cats from running at large.

• Dogs: Permitting dog to run at large: Chapter 8, Section 206: https://ecode360.com/34404605

• Cats: Permitting cats to run at large. Chapter 8, Section 20: https://ecode360.com/34404616

|Dangerous and Vicious Dogs
 Chapter 8, Section 208: https://ecode360.com/34404619

 Chicken Keeping:
The City’s Ordinances pertaining to Chicken Keeping can be found here: https://ecode360.com/34415726
The application can be found here.  Applications & Resources.

Enforcement of Animal Regulations:
Persons with a complaint about animals may contact the Bloomington Police Department at (309) 820-8888.

The City contracts with McLean County Animal Control for impoundment and shelter of stray animals, as well as for issues pertaining to wildlife control. They may be contacted at 309-888-5060.