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Plumber
Total cost: $640
Governing Authority
Mississippi State Board of Contractors (MSBOC) + Mississippi State Plumbing Board (administers journeyman/master exams)
Official website →Yes
State Licensed?
8,000
Apprentice Hours
5
License Levels
$640
Total Fees
2 hrs
CE Hours
Mississippi State Plumbing Code (state-specific)
Code Version
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Get the Roadmap — $20Apprentice Registration Fee
$25
Apprentice registration fee
Journeyman License Fee
$60
Journeyman plumber license fee
Master Plumber License Fee
$85
Master plumber license fee
Exam Fee
$120 per section ($240 total)
Business & Law ($120) + Plumbing Trade ($120)
Renewal Fee
$400 (commercial) / $100 (residential)
Annual renewal
Regulation Status
VerifiedState Licensed
Yes
Regulation Level
state
License Types Available
State-Level Licensing Required
Regulated by the Mississippi State Board of Contractors (MSBOC) + Mississippi State Plumbing Board (administers journeyman/master exams)
Apprenticeship Program
8,000
Total Hours
4 yrs
Duration
576
Classroom Hours
7,424
OJT Hours
Registered Apprenticeship Program Required
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Experience Required
Registration required; no prior experience
No exam required
Additional Requirements
Experience Required
4 years / 8,000 hours of apprenticeship
Exam required
Additional Requirements
Experience Required
1-2 years as licensed journeyman plumber
Exam required
Additional Requirements
Exam Information
VerifiedJourneyman Exam
RequiredMaster Exam
RequiredExam Provider
PSI
Plumbing Code Version
Mississippi State Plumbing Code (state-specific)
Open Book Exam
Passing Score
70%
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Overall licensing difficulty: 25/100
Study recommendation: 1–2 weeks of focused review is usually sufficient
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Minimum Age
Education
Background Check
Insurance Required
Bonding Required
Not sure if you need a plumber license? Check whether your state requires one.
Mississippi has 29% below average — nationally the ratio is 1 per 746 residents.
Mississippi has below-average plumbers density — strong demand for new plumbers.
Mississippi ranks #46 out of 51 states by plumbers per capita.
| Fee | Amount |
|---|---|
Apprentice Registration Apprentice registration fee | $25 |
Journeyman License Journeyman plumber license fee | $60 |
Master License Master plumber license fee | $85 |
Exam Fee Business & Law ($120) + Plumbing Trade ($120) | $120 per section ($240 total) |
Renewal Fee Annual renewal | $400 (commercial) / $100 (residential) |
Total Initial Fees Commercial: application ($400) + exams ($240) = $640; Residential: application ($50) + exams ($240) = $290 | $640 |
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Renewal & CE Requirements
Verified1 year
Renewal Period
2
CE Hours Required
$400 (commercial) / $100 (residential)
Renewal Fee
Continuing Education Required
Annual renewal
Out-of-State Reciprocity
VerifiedAccepts Out-of-State Licenses
Transfer Type
Endorsement
Additional Requirements for Transfer
Most states require plumbers to pass the local exam or apply for endorsement when transferring an out-of-state license. Requirements vary by state.
Moving to another state? Use our Transfer Tool to see what you need →
Compare Mississippi with other states →
See how requirements, costs, and timelines differ across all 50 states.
Mississippi has a dual licensing structure (State Plumbing Board for individuals, MSBOC for contractors) with commercial ($50K threshold) and residential ($10K threshold) tiers. Trade exam reciprocity with 7 southeastern states, but Law & Business exam always required.
DUAL STRUCTURE: Individual plumber licenses from State Plumbing Board; contractor business licenses from MSBOC
Commercial contractor license required for plumbing work over $50,000; residential for over $10,000
Residential contractors can work on commercial projects but limited to buildings under 7,500 sq ft
Contractor exams: Business & Law (50 questions) + Plumbing Trade (70 questions) — $120 per section
Reciprocity with 7 states (AL, AR, GA, LA, NC, SC, TN) — trade exam waiver only; Law & Business exam always required
3 consecutive years of licensure required for reciprocity eligibility
Insurance: $300,000 minimum general liability per occurrence
3 reference letters required (1 bank, 2 construction references)
CE: 2 hours for residential licenses granted after July 1, 2015
Annual renewal: $400 commercial / $100 residential
Uses Mississippi State Plumbing Code (state-specific)
NASCLA Accredited Examination may substitute for Mississippi exam
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Official Sources
Plumber requirements in Mississippi verified against Mississippi State Board of Contractors (MSBOC) + Mississippi State Plumbing Board (administers journeyman/master exams), April 2026.
Accessed 2026-03-24
Accessed 2026-03-06