Skip to main content
USLG
HomeStatesProfessionsAbout

Plumber License in Illinois

Your complete 2026 guide to obtaining and maintaining your Plumber license in IL. Covers fees, exams, documents, and renewal.

Application Fee

$300

Processing Time

4-6 Weeks

Exam Required

Journeyman Plumber Exam

Difficulty Level

Medium

Step-by-Step: How to Get Licensed

Follow these 5 steps to obtain your Plumber license in Illinois.

Step 1·Complete Education

Finish an approved Plumber training program in Illinois.

Step 2·Gather Documents

Collect all 5 required documents for your IL application.

Step 3·Pass the Exam

Score passing marks on the Journeyman Plumber Exam.

Step 4·Submit Application

File your application with the Illinois licensing board and pay the $300 fee.

Step 5·Receive License

Processing takes 4-6 weeks in IL. Practice legally once approved.

How to Apply

Getting licensed as a Plumber in Illinois starts with meeting the educational prerequisites set by the IL licensing authority. Once you have completed your training, you will need to register for and pass the Journeyman Plumber Exam. After passing, submit your application along with all required documents to the Illinois state board.

Requirements

The Illinois licensing board sets clear requirements for aspiring Plumber professionals. These include age verification (minimum 18), completion of state-approved education, and passing the Journeyman Plumber Exam. IL also requires a thorough background investigation and may request additional documentation depending on your specific circumstances.

Fees & Costs

Illinois sets the Plumber license application fee at $300. This is a one-time fee for new applicants in IL. Additional costs may include fingerprinting fees, background check fees, and exam registration. The total out-of-pocket cost for new licensees in Illinois typically ranges from $300 to $500.

License Fee Calculator — Plumber in Illinois

Base License Fee$300
Estimated Total$300

Renewal Process

Maintaining your Plumber license in Illinois requires timely renewal every 3 years. IL sets the renewal fee at $175. You must complete all required continuing education hours and submit proof to the Illinois board. Failure to renew on time may result in license suspension and reinstatement fees in IL.

License Expiry Calculator — Plumber in IL

Enter your license issue date to see when renewal is due. Illinois requires renewal every 3 years.

Additional Information

Working as a Plumber in Illinois offers numerous opportunities for career growth and professional development. IL has a robust job market for licensed professionals in this field. The state board actively works to streamline the licensing process while maintaining rigorous standards. Illinois also participates in interstate licensing compacts, which may facilitate practice across state lines for qualified Plumber professionals.

Document Checklist — Plumber

0 of 5 documents ready

Frequently Asked Questions

License Reciprocity: Can I Use My Illinois Plumber License in Other States?

Reciprocity varies by state. Always verify with the destination state's licensing board before practicing.

Destination StateReciprocityNotes
Alaska (AK) FullAK accepts IL Plumber license via reciprocity agreement.
Alabama (AL) PartialAL requires additional exam or paperwork for IL license holders.
Arizona (AZ) FullAZ accepts IL Plumber license via reciprocity agreement.
Arkansas (AR) NoneAR does not recognize IL Plumber license. Full re-application required.
Colorado (CO) PartialCO requires additional exam or paperwork for IL license holders.
Delaware (DE) FullDE accepts IL Plumber license via reciprocity agreement.
California (CA) NoneCA does not recognize IL Plumber license. Full re-application required.
Florida (FL) PartialFL requires additional exam or paperwork for IL license holders.

Where to File Locally in Illinois

Visit a licensing department office near you for in-person assistance.

Chicago

100 W Randolph St, Chicago, IL 60601

(312) 814-4500

Mon-Fri 8:30 AM - 5:00 PM

Springfield

320 W Washington St, Springfield, IL 62786

(217) 785-0800

Mon-Fri 8:30 AM - 5:00 PM

Rockford

425 E State St, Rockford, IL 61104

(815) 987-5600

Mon-Fri 8:30 AM - 5:00 PM

Peoria

419 NE Jefferson Ave, Peoria, IL 61603

(309) 671-3000

Mon-Fri 8:30 AM - 5:00 PM

Naperville

400 S Eagle St, Naperville, IL 60540

(630) 420-6111

Mon-Fri 8:00 AM - 5:00 PM

Official Illinois Resources

Always verify requirements directly with the Illinois state board. Regulations may change.

Can't find what you're looking for?

Our research team is here to help. Reach out and we'll get you the licensing information you need.

Contact Our Team

Disclaimer

US License Guide is a private informational resource and is not affiliated with, endorsed by, or connected to any federal, state, or local government agency. The information provided on this website is for general guidance purposes only and should not be considered legal or professional advice. Licensing requirements, fees, and procedures may change without notice. Always verify current requirements directly with your state's official licensing board before making any decisions. Use of this site does not create any professional-client relationship.