3 county-level rules, plus city-specific rules for 1 city in DuPage County, Illinois.
Verified from official government sources
In unincorporated DuPage County, residents may operate a home occupation in a residence under Section 37-3.2 of the DuPage County Zoning Ordinance (Chapter 37). The use must be clearly incidental and secondary to residential use, conducted entirely within the dwelling by residents, and must not change the residential character of the property. Customer traffic, outside storage, and exterior signage are restricted.
In unincorporated DuPage County, the Zoning Ordinance (Chapter 37, Sec. 37-3.2) defines a Home Occupation as a use clearly incidental and secondary to residential use of the dwelling, and prohibits any exterior evidence — including signs, displays, or advertising — that the dwelling is being used for anything other than a residence. Incorporated municipalities set their own sign rules.
In unincorporated DuPage County, Chapter 37, Sec. 37-3.2 limits a Home Occupation to a use that is clearly incidental and secondary to residential use. The occupation must be carried on by members of the household (no outside employees on-site), generate no customer traffic, parking demand, noise, or commercial vehicle activity that would alter the residential character of the property or neighborhood.
1 cities in DuPage County have their own home business rules. Each link goes to that city's dedicated page with code citations.
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