Home Business in Chicago, IL (2026)
4 verified home business rules for Chicago, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Zoning & Home Occupation Permits
Chicago requires a regulated business license for any home occupation, capped at 300 sq ft or 25% of the dwelling, whichever is larger.
Chicago Home Occupation License Rules
Some RestrictionsMunicipal Code of Chicago § 4-6-270(d)(1), (g)(7)
In order for a home occupation license to be issued under this section, the home occupation must be accessory, incidental and secondary to the principal residential use of the dwelling unit... It shall be unlawful for any licensee ... to ... allow the total square footage of any home occupation ... to permanently occupy more than 300 square feet or 25 percent of the total floor area of any dwel...
Signage Rules
Chicago bars any licensed home occupation from displaying signage or other exterior evidence of the business. The rule covers the dwelling's exterior, shared interior spaces in multi-unit buildings, and anything visible from the public way.
Chicago Home Occupation Signage Ban
Heavy RestrictionsMunicipal Code of Chicago § 4-6-270(g)(4)
It shall be unlawful for any licensee engaged in a home occupation to: ... (4) display signage or any other evidence of operation of the home occupation: (i) on the exterior of the dwelling unit or residential building or accessory building or accessory structure in which the dwelling unit is located, or (ii) if the dwelling unit is located in a residential building containing 2 or more dwellin...
Customer Traffic Restrictions
Chicago caps home-based businesses at two patrons or clients present at once and ten in any 24-hour period, under the city's home occupation license rules.
Chicago Home Occupation Customer Limits
Some RestrictionsMunicipal Code of Chicago § 4-6-270(g)(10)
(10) regardless of whether a dwelling unit is used for one or more home occupations: (i) allow more than two patrons or clients or non-resident external employees of the home occupation to be present, in any combination, in the dwelling unit at any one time; or (ii) allow more than ten patrons or clients or external employees of the home occupation to be present, in any combination, in the dwel...
Home Daycare
Chicago's zoning code treats a home daycare serving three or more unrelated children as a 'Day Care' use, and permits it by right in every residential zoning district from RS-1 through RM-6.5.
Chicago Home Daycare Zoning Rules
Few RestrictionsChicago Zoning Ordinance § 17-17-0103-C
A place in which are received 3 or more adults or children, not of common parentage, apart from their parents or guardian, for part or all of a day. The term "day care center" or "child care center" includes but is not limited to the following: nursery schools, adult and/or child care centers, day nurseries, kindergartens and play groups, but does not include bona fide kindergartens and nursery...
Looking for Cook County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Chicago city rules.
Home Business in Cook County →