Recent Illinois regulations affecting small businesses
Page 5 of 7 • Last updated April 24, 2026
92 new Illinois regulations affecting small businesses have been published in the past 30 days. These cover compliance updates from state agencies, regional authorities, and licensing boards — flagged here when they change a rule, fee, deadline, or eligibility threshold. Recent activity has clustered in Accounting, alongside cross-cutting administrative changes. Each listing links to the official notice so you can read the full text and respond if it touches your business.
- Safe Digging Month Proclamation 2026-76April 24, 2026
Illinois Governor Pritzker proclaims April 2026 as Safe Digging Month to promote awareness that homeowners and excavators must call JULIE at 811 before digging to prevent utility damage and injuries.
- TUBB3 Variant Awareness Day Proclamation 2026-70April 24, 2026
This input is not a US small-business regulation or grant opportunity, so I cannot generate a summary according to my instructions. TUBB3 Variant Awareness Day is a health awareness proclamation, not a document affecting small-business compliance, f…
- Department of Revenue - Income Tax, 86 Ill. Adm. Code 100.2430April 24, 2026 • Impact: low
Illinois Department of Revenue amends income tax rules on addition and subtraction modifications for transactions with 80/20 and noncombination rule companies, clarifying interest deduction ordering under IRC §163(j) per Public Act 104-6.
- Department of Healthcare and Family Services - Health Insurance Premium Payment (HIPP) Program, 89 Ill. Adm. Code 120.324April 17, 2026
Illinois Department of Healthcare and Family Services amends HIPP program rules to clarify premium payment procedures for Medicaid customers with employer-sponsored insurance, aligning with federal Section 1906 requirements.
- Department of Healthcare and Family Services - Doula Services, Lactation Consultation Services, Home Visiting Services, and Licensed Certified Professional Midwife (LCPM) Services, 89 Ill. Adm. Code 140.925-140.928April 17, 2026
Illinois Department of Healthcare and Family Services expands Maternal and Child Health Program coverage to include doula, lactation consultation, home visiting, and licensed certified professional midwife services with physician or LPHA referral re…
- Department of Healthcare and Family Services - Specialized Mental Health Rehabilitation Facility Reimbursement, 89 Ill. Adm. Code 146.910April 17, 2026
Illinois Department of Healthcare and Family Services increases reimbursement rates for specialized mental health rehabilitation facilities, raising single-room add-ons to $35.50 daily and dual-room add-ons to $23.25 daily, effective January 1, 2025.
- Department of Healthcare and Family Services - 89 Ill. Adm. Code 146 - Supportive Living Program (SLP) Settings with Dementia Care UnitsApril 17, 2026
Illinois Department of Healthcare and Family Services updates Medicaid reimbursement rates and methodologies for supportive living facilities with dementia care units and other healthcare settings, effective January 1, 2025.
- Pollution Control Board - Air Quality Standards and Measurement Methods, 68 Ill. Adm. Code 243April 17, 2026
Illinois Pollution Control Board updates air quality measurement methods and standards by incorporating 2024 federal EPA references for particulate matter, sulfur dioxide, nitrogen dioxide, ozone, carbon monoxide, and lead compliance monitoring.
- Department of Public Health - Hospital Licensing Requirements, 77 Ill. Adm. Code 250April 17, 2026
Illinois Department of Public Health updates hospital air quality standards for sulfur dioxide emissions under 77 Ill. Adm. Code 250, establishing primary one-hour limits of 75 ppb and secondary annual limits of 10 ppb effective 2024.
- Department of Transportation - Roadside Memorials, 92 Ill. Adm. Code 549April 17, 2026
Illinois medical cannabis program adds four qualifying conditions (endometriosis, ovarian cysts, uterine fibroids, female orgasmic disorder) and expands reduced-fee eligibility to individuals on federal/state assistance programs and those experienci…
- Department of Transportation - Roadside Memorials, 92 Ill. Adm. Code 549April 17, 2026
Illinois Department of Transportation amended roadside memorial regulations to extend maintenance obligations from 2 to 4 years and raised placement fees to $200 for fatal crash markers and $75 for commemorative plaques, effective with P.A. 102-0982…
- Illinois Housing Development Authority - Low-Income Housing Tax Credit Allocation (47 Ill. Adm. Code 350) - JCAR RecommendationApril 17, 2026
Illinois Housing Development Authority Low-Income Housing Tax Credit Allocation rules require formal rulemaking to establish program fees rather than allowing discretionary fee-setting outside of rule procedures.
- Department of Transportation - Roadside Memorials (92 Ill. Adm. Code 549)April 17, 2026
Illinois Department of Transportation updates roadside memorial marker fees effective January 1, 2026, raising DUI and fatal crash marker costs from $150 to $200 and commemorative plaque fees from $50 to $75, with clarified eligibility and design st…
- Illinois Department of Public Health - Compassionate Use of Medical Cannabis Patient Program, 77 Ill. Adm. Code 946April 17, 2026
Illinois Department of Public Health updates food manufacturing and processing regulations to align with National Shellfish Sanitation Program standards, adding new permit requirements and fee structures for processing plants and shared kitchens eff…
- Department of Public Health - Manufacturing, Processing, Packing or Holding of Food Code, 77 Ill. Adm. Code 730April 17, 2026
Illinois Department of Public Health amends hospital licensing regulations under Public Act 104-0440 to require policies governing law enforcement interactions during civil immigration enforcement, with mandated procedures for identity verification,…