Last updated 2026-08-21
TL;DR
Delaware does not license a trade called pipefitter. The board people mean is the Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners. You need that license only if the work is plumbing or HVACR under Title 24. Industrial fitting often runs on an apprenticeship and jobsite rules. Confirm fees and scope on the current DPR pages. Do not take timing promises.
What is the pipefitter board in Delaware?
Delaware does not operate a board with pipefitter in the title. The body people mean is the Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners, inside the Division of Professional Regulation. That board exists because of Title 24, Chapter 18 of the Delaware Code.[1]
Search pipefitter delaware and you will get union halls, job ads, and this board mixed together. Only one of those is a state licensing body. The board licenses plumbers and HVACR practitioners. It does not print a card that says pipefitter.
Read the statute, then the rules. The law is 24 Del. C. Chapter 18. The rules are 24 DE Admin. Code 1800.[1][2] Those two documents beat a recruiter’s summary and they beat a Facebook thread.
The board handles applications, exams, renewals, and discipline for the trades named in Chapter 18. It is not a hiring hall. It is not UA Local 74. Mixing those up is how people waste a year chasing the wrong form.
I’d start with the chapter text, then the current DPR plumber pages for new licenses and exams.[3][4] Print the checklist on the day you apply. A 2019 blog post is junk for a form name.
Do you need a license for pipefitter in Delaware?
You do not need a state credential named pipefitter license. You do need a Delaware plumber or HVACR license if the work is plumbing or HVACR as Chapter 18 defines those practices. Industrial process piping, a lot of shop fabrication, and many steam or mechanical jobs sit outside that statute. Confirm the actual scope with DPR and with the local inspector before you bid it or tighten a fitting on a potable line.
24 Del. C. § 1807 is blunt. The statute says: “No person shall engage in the practice of plumbing or HVACR or hold himself or herself out to the public in this State as being qualified to practice plumbing or HVACR or use in connection with that person's name, or otherwise assume or use, any title or description conveying or tending to convey the impression that the person is qualified to practice plumbing or HVACR, unless such person has been duly licensed under this chapter.”[1]
That is a plumbing and HVACR rule. It is not a blanket ban on every person who cuts pipe for a living in Kent County.
Helpers on a licensed job are a different fact pattern from a person advertising as a plumber. The board and the local building official care about who is practicing and who is holding out. If the drawing shows domestic water, sanitary, storm, or HVACR work, treat it as licensed work until DPR tells you otherwise in writing.
I would not take a superintendent’s shrug as legal advice. Email the job description to the board and keep the reply. The BLS Occupational Outlook Handbook also notes that most states and localities require plumbers to be licensed, which matches how Delaware treats plumbing even while it skips a pipefitter class.[6]
What does the Delaware plumbing and HVACR board actually license?
The board licenses people in plumbing and HVACR. Journeyperson and master classes sit on that same board, with the details in Chapter 18 and in 24 DE Admin. Code 1800.[1][2] It does not license “industrial pipefitter,” “steamfitter,” or “welder” as separate state occupations.
Plumbing, in this statute, is the trade tied to water supply, sanitary drainage, storm drainage, and the fixtures and piping that go with those systems. HVACR is the heating, ventilation, air conditioning, and refrigeration side. If your day is alloy process pipe in a plant, you may never sit that exam. If your day is a Wilmington apartment’s domestic water, you are on the board’s map.
Here is the split I actually use when someone asks what card they need.
| Credential | Who issues it | What it covers on a Delaware job |
|---|---|---|
| Licensed plumber (journeyperson or master) | DE Board of Plumbing, HVACR Examiners | Plumbing as defined in Title 24, Chapter 18 |
| Licensed HVACR (journeyperson or master) | Same board | HVACR as defined in the same chapter |
| Registered apprentice | Sponsor plus Delaware apprenticeship registration | Training under a written program, not a license to contract |
| UA journeyman card | The union, not DPR | Shop qualification. Not a state license |
A laminated union card is not a Delaware state license. Do not tell an inspector they are the same thing.
The administrative code is where exam and application mechanics live. Read 24 DE Admin. Code 1800 next to the statute, not instead of it.[2] If a private school says its certificate “is the Delaware pipefitter license,” walk.
How do you get a Delaware plumber or HVACR license if the work needs one?
You apply to the Division of Professional Regulation on the board’s current new-license path, you meet the experience or apprenticeship standard in the statute and the rules, and you pass the exam the board is using that year.[3][4] There is no honest shortcut I would take, and there is no processing date I will invent for you.
DPR keeps a new-license page and an exams page for this board. Use those, not a third-party outline.[3][4] The testing vendor and the cut score can change. Confirm both before you pay a prep course.
Experience usually comes from a registered apprenticeship or from documented time the board will accept. I will not invent an hour count. Chapter 18 and 24 DE Admin. Code 1800 set the bar, and the application checklist is the only list that matters on filing day.[1][2][3]
Reciprocity exists in the chapter for people already licensed elsewhere, on terms the board applies to the other state’s standards.[1] That is not automatic. Bring the other license verification and expect the board to compare, not rubber-stamp.
If you only want to fit industrial pipe and you will not touch plumbing or HVACR, this whole application may be the wrong pile of paper. That is the first question, not the third.
I’d call DPR with a written scope in front of me. I’d ask whether that scope is plumbing, HVACR, or neither. Then I’d follow the answer. Paying for a master-level prep book in month two of an industrial apprenticeship is a waste of money.
How much does pipefitter cost in Delaware?
A registered apprenticeship is paid work, so the largest “cost” is time, not tuition. State license fees, if you need the plumber or HVACR card, are posted on the board’s fee page and they change. Confirm the live amounts there. I will not invent a current fee.[5]
Exam fees often go to the testing vendor, not only to DPR. Read the exams page and the fee page on the same day you write the check.[4][5]
Tools are the cash cost most first-years feel. A usable starter kit (tape, levels, wrenches, markers, basic PPE that your contractor does not issue) often runs from a few hundred dollars into four figures if you buy name-brand weld gear you do not yet need. Nobody has a clean public study of what Delaware first-years actually spend. Buy what the general foreman lists. Leave the extra folders and the “pro” laser at the store.
Wages are not a Delaware board number. The BLS Occupational Outlook Handbook reported a national median annual wage for plumbers, pipefitters, and steamfitters of $61,550 in May 2023.[6] Delaware’s own figure sits on the OEWS table for occupation 47-2152. Read that table for the local number instead of a national blog.[13]
Private “pipefitter certificates” that the board will not recognize are a waste of money. So is paying a rush consultant to guess your scope.
If you want a cost picture from another state while you wait on Delaware’s fee page, the writeup on Pipefitter cost in Colorado is a useful comparison of how people actually spend in year one. Nearby paper is different again. Connecticut’s board path is the better read if you might work across that line.
How long does pipefitter take in Delaware?
Plan on a 4 or 5 year apprenticeship if you want to be a pipefitter anyone will dispatch. BLS states that apprenticeships for plumbers, pipefitters, and steamfitters typically last 4 or 5 years.[7] That national figure matches what serious shops in Delaware actually run. I have not seen honest public data that Delaware finishes people faster.
BLS also says, “Most plumbers, pipefitters, and steamfitters learn on the job through an apprenticeship.”[7] Classroom nights sit on top of that. Federal registered-apprenticeship rules require a written program with on-the-job training and organized related instruction. They do not hand you a journeyman card after a weekend.[10]
The state license, if you need it, is a separate clock. Application review and exam seating depend on a complete file and on the vendor’s calendar. DPR does not owe you a published guarantee, and I will not invent a processing time. Confirm status on your DELPROS account and with the board.[3][11]
People who already hold an out-of-state plumber or HVACR license sometimes move faster through reciprocity, and sometimes they do not. The chapter allows it. The board still decides.[1]
If someone promises “licensed pipefitter in 90 days” in Delaware, they are selling something the statute does not create. Walk.
Is a union apprenticeship the real path for a pipefitter in Delaware?
For industrial and commercial fitting, a registered apprenticeship is the path I would take. In this state that often means a UA program, and UA Local 74 is the local people name for Delaware work.[14] The union card still is not the DPR license.
Register the apprenticeship the correct way. Delaware’s Department of Labor, Division of Employment and Training, runs the state apprenticeship office. Federal apprenticeship.gov is the national finder if you are comparing sponsors.[8][9] A handshake in the parking lot is not registration.
29 CFR 29.5 is the federal rule that says what a registered program must put in writing, including the term of apprenticeship and related instruction.[10] Read your standards. If the sponsor cannot show you the registration, keep looking.
Non-union contractors train people too. Some of that training is registered. Some is just a helper title with no related instruction. I’d ask to see the apprenticeship agreement before I turned down another offer.
The board still owns plumbing and HVACR practice. A five-year UA graduate who starts advertising residential plumbing without the DPR license has a Chapter 18 problem, not a dispatch problem.[1]
What paper should a first-year pipefitter in Delaware actually carry?
Carry what the job and the sponsor require, not a fake license. In year one that is usually a government ID, your apprenticeship agreement, site-required safety cards, and whatever drug or plant access paper the owner demands. It is not a master plumber wall license.
If you are on plumbing or HVACR work, the person responsible for the practice needs the Delaware license. You should know that person’s name and license number and you should be able to pull it on DELPROS.[11] “My boss is licensed in Maryland” is not an answer on a Dover inspection.
OSHA outreach cards are common on Delaware construction gates. They are not a trade license. Keep the card if the contractor asked for it. Do not treat it as Chapter 18 compliance.
I would keep a folder with the apprenticeship standards, your hour reports, and any board email about scope. That folder matters more than a novelty certificate.
If you want a paper checklist while you wait on sponsor paperwork, PipefitterPath sells a $129 one-time UA + Orbital vs Field Kit. Optional. It does not replace the board, and the site is not applying for you.
How do you look up a Delaware license or confirm the board’s current rules?
Search DELPROS, which is Delaware’s professional-license lookup, and read the live DPR pages for this board.[11][3] Then read the statute and 24 DE Admin. Code 1800 so you know whether the website is describing the law correctly.[1][2]
DELPROS is how you confirm a contractor or a journeyperson before you work under them. If the record is expired or the name does not match the truck, stop.
Fees, exam vendors, and forms belong on the DPR fee and exam pages, not in my article and not in a text from a friend.[4][5] If the PDF and the web checklist disagree, call the board and ask which file is current.
Complaints and discipline also run through DPR. That is the same board. It is not the union trial board and it is not the county permit desk.
I refresh the statute and the admin code every time I write about this. You should too. Chapter 18 is short. It takes less time than an argument on a jobsite.
What local permits still apply if Delaware has no pipefitter license?
Local building officials still permit and inspect plumbing, mechanical, and many industrial alterations. No standalone state pipefitter license does not mean no paper. New Castle County Licenses and Inspections is the desk many northern jobs hit. Read that department’s permit rules for the actual address.[12] Wilmington, Kent, and Sussex run their own counters.
The inspector cares about the permitted scope and about who is doing licensed plumbing or mechanical work. Your UA book will not close a failed water test.
Plant work can add owner specs, process-safety rules, and contractor prequalification that dwarf anything DPR prints. Those are contract terms. They are real. They are not the board.
I’d pull the permit name and the licensed contractor on day one. If nobody can show either, you are the person who will get blamed when the inspector walks in.
County pages change. Confirm the current permit list for the job’s address. Do not reuse a checklist from a different county.
How does Delaware compare with other states on pipefitter paper?
Delaware is a small-state, single-board model for plumbing and HVACR, with no pipefitter class. That is simpler than states that split every piping specialty into its own license, and it is easier to misunderstand because the job title and the license title do not match.
California’s contractor board path is a different animal. Contracting there is a state license problem in a way Delaware handles more through the trade board plus local permits. Illinois and Florida also mix statewide and local rules in ways that punish people who assume one card travels.
Kentucky and Arkansas are worth reading if you want to see how other boards write experience rules. Arizona’s licensing writeup is a clean example of a state where people also confuse job titles with license titles.
Nobody has good comparative data on how many Delaware fitters work only outside Chapter 18. The closest honest method is still: read the drawing, then read § 1807.[1]
What would I do first if I wanted to work as a pipefitter in Delaware?
I would pick the work. Industrial fitting and licensed plumbing are not the same paper path. Then I would apply to a registered apprenticeship through a sponsor I can verify with Delaware’s apprenticeship office or apprenticeship.gov.[8][9]
I would not buy a private pipefitter diploma. I would not apply for a master plumber license in week one. I would not trust a Facebook ad that says the board “just needs this certificate.”
If the work is plumbing or HVACR, I would read Chapter 18, read 24 DE Admin. Code 1800, and use the current DPR new-license and exam pages.[1][2][3][4] I would confirm fees on the fee page the day I pay.[5] I would search my supervisor on DELPROS.[11]
If the work is process pipe, I would still keep that statute handy so I know when a task crosses into licensed plumbing.
BLS reports that apprenticeships typically last 4 or 5 years.[7] Budget your life around that, not around a viral timeline.
This article is a reference. PipefitterPath is an independent publisher, not a law firm and not a service company. If you want the optional checklist laid out in one place, start at /start. Confirm every fee, form, and scope with the board before you spend money.
Frequently asked questions
Do you need a license for pipefitter in Delaware?
No state license is titled pipefitter. You need a Delaware plumber or HVACR license if the work is plumbing or HVACR under Title 24, Chapter 18. Industrial process work often does not use that card. Confirm the scope with DPR and the local inspector. A union card is not the state license.
How much does pipefitter cost in Delaware?
A registered apprenticeship pays you, so tuition is usually not the main bill. DPR posts current plumber and HVACR fees on its fee page. Those amounts change, so confirm them there. Tools often cost a few hundred dollars to more than a thousand if you overbuy. Skip private certificates the board will not accept.
How long does pipefitter take in Delaware?
BLS says apprenticeships for plumbers, pipefitters, and steamfitters typically last 4 or 5 years. That is the honest planning number in Delaware too. A state plumber or HVACR license, if you need one, sits on a separate clock. DPR does not publish a guarantee. Confirm your file status with the board.
Does Delaware have a pipefitter exam?
Delaware does not give an exam named pipefitter. The board exams are for plumbing and HVACR classes listed in Chapter 18 and 24 DE Admin. Code 1800. If your work needs that license, use the current DPR exams page for the vendor and outline. Confirm before you buy a prep course.
Can I use an out-of-state plumber license in Delaware?
Chapter 18 allows reciprocity when the board is satisfied the other state’s standards line up. It is not automatic and it is not a pipefitter license. File what DPR asks for and wait for the board’s decision. Do not start licensed plumbing work on a hope and a Maryland wallet card.
Is a UA card the same as a Delaware license?
No. A UA journeyman card shows you met that local’s and that international’s training rules. The Delaware license is a state permission to practice plumbing or HVACR. Inspectors and DPR look at the state license. Keep both straight when you talk to a general contractor.
Who do I call to confirm current board fees?
Use the Division of Professional Regulation fee page for the plumbing and HVACR board, then call the board if the PDF and the web list disagree. I will not quote a dollar figure here because fees change. Exam vendors bill separately. Confirm both on the day you pay.
Do I need a license to work in a refinery or chemical plant in Delaware?
The plant will have its own contractor and access rules. The state plumber or HVACR license applies only if the task is plumbing or HVACR under Chapter 18. Process piping may sit outside that statute and still require owner qualification, weld procedures, and a registered apprentice agreement. Ask DPR with the task written down.
What is DELPROS?
DELPROS is Delaware’s online professional-license system. You use it to apply, renew, and look up whether a plumber or HVACR licensee is current. Search the person you will work under before you take the job. An expired record is a stop sign, not a paperwork nit.
Can a helper legally work on a potable water line in Delaware?
Potable water is plumbing. Unlicensed practice and holding out are what § 1807 forbids. A helper on a licensed job is not the same as a person running the work or advertising as a plumber. Do not guess. Ask the board and the local inspector about that crew’s setup.
Does Delaware require continuing education for these licenses?
Renewal rules live in 24 DE Admin. Code 1800 and on the board’s renewal page. I will not guess the current hour count because the board can amend it. Read the live rule and the current renewal checklist before you pay a CE vendor.
Where do apprentices get registered in Delaware?
Registration runs through a sponsor and the Delaware Department of Labor apprenticeship office. apprenticeship.gov is the national finder for registered programs. Get the written standards and proof of registration. A verbal “you’re my apprentice” with no filing is not a program.
Is HVACR licensing the same board as plumbing in Delaware?
Yes. One board covers plumbing and HVACR under Title 24, Chapter 18. The license classes still differ. Passing a plumbing exam does not magically make you an HVACR licensee. Read the class you are actually applying for on the DPR new-license page.
What happens if I do plumbing in Delaware without a license?
§ 1807 forbids unlicensed practice and holding out as a plumber or HVACR practitioner. The board can discipline people it regulates, and local officials can shut a job down. You can also lose pay and access. It is a real problem, not a technicality. Get the scope in writing first.
Sources
- Delaware Code, Title 24, Chapter 18, Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners: Chapter 18 creates the board, defines the licensed practices, and § 1807 requires a license to practice or hold out as a plumber or HVACR practitioner.
- Delaware Administrative Code, 24 DE Admin. Code 1800: The board’s administrative code sets application, examination, and renewal mechanics for plumbing and HVACR licensees.
- Delaware Division of Professional Regulation, Plumber/HVACR new license page: DPR publishes the current new-license path and checklist for this board.
- Delaware Division of Professional Regulation, Plumber/HVACR exams page: DPR publishes current exam information for plumbing and HVACR applicants.
- Delaware Division of Professional Regulation, Plumber/HVACR fee page: Current board fees are posted on the DPR fee page and must be confirmed there.
- U.S. BLS Occupational Outlook Handbook, Plumbers, Pipefitters, and Steamfitters: The handbook reported a May 2023 national median annual wage of $61,550 and notes that most states and localities require plumbers to be licensed.
- U.S. BLS Occupational Outlook Handbook, How to Become a Plumber, Pipefitter, or Steamfitter: BLS states most workers in this occupation learn through an apprenticeship and that apprenticeships typically last 4 or 5 years.
- Delaware Department of Labor, Apprenticeship and Training: Delaware’s apprenticeship office sits in the Department of Labor, Division of Employment and Training.
- U.S. Department of Labor, Apprenticeship.gov, Become an apprentice: Registered apprenticeships are the federal earn-while-you-learn model used to find and compare sponsors.
- 29 CFR 29.5, Standards of apprenticeship: Federal rules require a registered program to put the term of apprenticeship and related instruction in written standards.
- Delaware DELPROS professional license portal: DELPROS is the official system to apply, renew, and look up Delaware professional licenses.
- New Castle County, Licenses and Inspections: New Castle County’s Licenses and Inspections department handles local permit and inspection rules for much of northern Delaware.
- U.S. BLS OEWS, Plumbers, Pipefitters, and Steamfitters (47-2152): BLS publishes occupation 47-2152 wage and employment estimates, including state tables used to check Delaware pay.