318.040 Qualifications -- Examinations -- Reciprocity. (1) An applicant for a master or journeyman plumber's license shall: (a) Be at least eighteen (18) years of age; (b) Be of good moral character; (c) Be a citizen of the United States or be a resident alien who is authorized to work in the United States; and (d) Possess all the… (2) Except as otherwise provided in this chapter, no master or journey Board page: 318.040 Qualifications -- Examinations -- Reciprocity. (1) An applicant for a master or journeyman plumber's license shall: (a) Be at least eighteen (18) years of age; (b) Be of good moral character; (c) Be a citizen of the United States or be a resident alien who is authorized to work in the United States; and (d) Possess all the other qualifications that may be prescribed by administrative regulations of the commissioner. (2) Except as otherwise provided in this chapter, no master or journeyman plumber's license shall be issued except upon a successful passage of an examination as prescribed by the department. (3) Examinations for a license as a master plumber or journeyman plumber shall be conducted at times and places fixed by the regulations of the commissioner. Applicants for an examination shall furnish the information required by the commissioner and shall receive from the department due notice of the time and place of the examination. (4) The department shall prepare or cause to be prepared under its supervision examinations consisting of written and practical tests with such questions and tests by which the department will determine: (a) With respect to master plumber's license applicants, that applicants are qualified in view of the definitions, provisions, and purposes of this chapter to carry on responsibly, reasonably, and competently, the activities which a licensed master plumber is authorized to engage in by this chapter; and (b) With respect to journeyman plumber's license applicants, their knowledge and competency to carry on the activiti

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How to get a plumbing contractor license in Kentucky

Kentucky plumbing contractor licensing covers hours, prerequisites, exam path, fees, and renewal. Confirm current rules on the board source before you apply.

Verified on: 2026-09-14 · Board source

From the board

318.040 Qualifications -- Examinations -- Reciprocity.
(1) An applicant for a master or journeyman plumber's license shall: (a) Be at least eighteen (18) years of age; (b) Be of good moral character; (c) Be a citizen of the United States or be a resident alien who is authorized to work in the United States; and (d) Possess all the…
(2) Except as otherwise provided in this chapter, no master or journey
Board page: 318.040 Qualifications -- Examinations -- Reciprocity. (1) An applicant for a master or journeyman plumber's license shall: (a) Be at least eighteen (18) years of age; (b) Be of good moral character; (c) Be a citizen of the United States or be a resident alien who is authorized to work in the United States; and (d) Possess all the other qualifications that may be prescribed by administrative regulations of the commissioner. (2) Except as otherwise provided in this chapter, no master or journeyman plumber's license shall be issued except upon a successful passage of an examination as prescribed by the department. (3) Examinations for a license as a master plumber or journeyman plumber shall be conducted at times and places fixed by the regulations of the commissioner. Applicants for an examination shall furnish the information required by the commissioner and shall receive from the department due notice of the time and place of the examination. (4) The department shall prepare or cause to be prepared under its supervision examinations consisting of written and practical tests with such questions and tests by which the department will determine: (a) With respect to master plumber's license applicants, that applicants are qualified in view of the definitions, provisions, and purposes of this chapter to carry on responsibly, reasonably, and competently, the activities which a licensed master plumber is authorized to engage in by this chapter; and (b) With respect to journeyman plumber's license applicants, their knowledge and competency to carry on the activities which a licensed journeyman plumber is authorized to engage in by this chapter. (5) The examination papers shall be preserved by the department for a period of one (1) year. (6) The department may issue a license to any person who holds a valid license in another state if that state has a statewide plumbing code, the other state's examination is at least equal to that of Kentucky, and the other state agrees to reciprocate with Kentucky.

Requirements overview

Kentucky sets experience, education, and exam rules for plumbing contractor applicants
Documented OJT or apprenticeship hours are common for journeyman / technician paths
Master and contractor tracks usually add experience, exams, and firm paperwork
Confirm current hour totals, affidavits, and fees on the state board before you apply

Exam

See the Kentucky plumbing exam guide for vendor, scheduling, and prep
LicenseFlo helps with paperwork and reminders — we do not sit the exam

Renewals

Most credentials renew on a fixed cycle with mandatory CE or training
Roster watch → intake → assemble → sign → submit

Related: Exam · Renewal and CE

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