Do I need a license to install sprinklers in Illinois?
State license required
Yes. Illinois requires a state license or certification for sprinklers, issued by Illinois Office of the State Fire Marshal.
- Issuing agency
- Illinois Office of the State Fire Marshal
- License / certification types
- Fire Sprinkler Contractor license
- NICET level
- Not stated in source / not yet verified
- State exam
- Not stated in source / not yet verified
- Experience / hours
- Not stated in source / not yet verified
- Continuing education
- Not stated in source / not yet verified
- Renewal cycle
- Not stated in source / not yet verified
- Reciprocity
- Not stated in source / not yet verified
- Fees
- Not stated in source / not yet verified
- Notes
- NICET/PE qualification for the designated certified person not stated on the SFM page (not yet confirmed).
Source: official page · checked 2026-10-16
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