Resources Links: Apprentice Plumber's License ApplicationApprentice Plumber's Application Under JACApprentice Plumber: Notice of Cancellation of Employment/SupervisionPlumber's License: Application for ExaminationPlumber's License: Examination Retake FormPlumber Application Child Support CertificationCertified Plumbing Inspector: Application for ExaminationPlumber's License: Application for Reciprocity for the City of Chicago LicenseesRetired Plumber's License ApplicationContinuing Education: Application for Registration