Most of what changes for a tradesperson in Rhode Island is set by the state, not Washington: how you get paid, whether you need to register, and what you owe in tax. Here is what actually differs, and where to run your own numbers.
Each section below points to a tool that runs your exact numbers for Rhode Island.
Tax in Rhode Island
Rhode Island has a graduated state income tax that runs up to 5.99% at the top, on top of your federal taxes. Graduated means the rate climbs as your profit does, so a good year costs proportionally more. You owe federal income tax and self-employment tax as well, and you make estimated payments to both Rhode Island and the IRS through the year.
On sales tax, Rhode Island follows the usual rule for the trades: your labor is not taxed, and you pay sales tax on your materials when you buy them rather than charging it to the customer.
Work out what to hold back on the Tax Set-Aside Calculator, which runs the federal and self-employment numbers for Rhode Island.
Getting paid: liens and retainage
A mechanic's lien is the tool that actually gets a Rhode Island contractor paid, and in Rhode Island you generally have to record it within 200 days of your last day of work or furnishing materials. Miss it and you lose the lien, so the dates matter.
Enforcing it has its own clock. 40 days from recording the notice of intention, and you must file both the complaint and a notice of lis pendens inside it. This is the shortest enforcement window in the country; do not read the 200 days as breathing room. Work out your dates on the Lien Deadline tool, and if they are close, get an attorney to confirm them against the statute (R.I.G.L. §§34-28-4(a), 34-28-4.1, 34-28-10(a)).
On money held back as retainage, here is where Rhode Island lands:
- Private work: 5% of any progress payment where a contract lienable under the Mechanics' Lien Act with an original contract price of at least $250,000, excluding projects of 1 to 4 residential units.
- Public work: 5% of any progress payment. 5% of the contract price, not each progress payment.
- Release: Private: 30 days (the statute does not say whether these are calendar or business days) from submission of a written application for payment of retainage, which you may make once 60 days have passed since substantial completion, or once a dispute over the notice of substantial completion is finally resolved. Public: 30 days (the statute does not say whether these are calendar or business days) from submission of a written application for payment of retainage, 60 days after substantial completion.
- Prompt pay: The tiered schedule IS the pass-through rule, and it cannot be contracted around: any clause purporting to waive, limit or subvert the section, or to redefine what counts as substantial completion, is void and unenforceable. A subcontractor substantially complete within the first third of a long job can ask for its retainage early.
Check the size of the job before you check the percentage. Rhode Island's cap does not reach every contract. The condition on it, in the statute's own terms: a contract lienable under the Mechanics' Lien Act with an original contract price of at least $250,000, excluding projects of 1 to 4 residential units.
Check the Retainage Calculator before you sign a contract that holds back more.
Free Rhode Island retainage letters
Three letters written for Rhode Island's rules, with the state's own release clock and its statutory citation already in them. Fill one in on screen and download it as a PDF or a Word file.
- Retainage Release Request (Rhode Island), for when the job is done and the money has not come back
- Retainage Overdue: Demand for Payment (Rhode Island), for when the release date has passed and nothing has arrived
- Retainage Held Above the Cap: Challenge Letter (Rhode Island), for when more is being held than the state appears to permit
Do you need a license in Rhode Island?
Rhode Island does not make you sit a full contractor license, but it does require you to register with the state before you work. Registration is lighter than a licensing exam, but skipping it can cost you: in a lot of states an unregistered contractor cannot even sue to get paid. The requirement: Registration required, with a de minimis exemption below $500 on one project. A separate $1,000 figure governs the written-contract duty. It is handled by RI Contractors' Registration and Licensing Board.
Trade licenses for electrical, plumbing and HVAC are usually separate and often required even where a GC license is not. See what applies to your trade on the Contractor License Checker.
Building codes and permits
Rhode Island adopts its building codes statewide, so the rules travel with you across the state. Editions still move, so confirm yours with the building department before you price a job.
- Homes: 2021 (published as SBC-2-2021, effective 1 December 2025)
- Electrical: 2023 (published as SBC-5-2023, effective 1 December 2025; statute requires the latest edition)
- Energy: 2024, adopted in full and locked against rollback until 1 January 2030 by the General Assembly
- Plumbing: 2018 IPC per the regulation's own status table, though internal cross-references cite a 2021 designation; confirm with the Building Code Commission
Rhode Island runs one statewide code through the Building Code Standards Committee and none of its 39 municipalities may adopt a different edition or opt out; local officials administer it but do not set it. The building, residential, electrical and energy codes all turned over on 1 December 2025 and the three-month concurrency window closed on 1 March 2026, so no legacy option remains. The energy code is unusual: statute required the 2024 IECC within three months of publication, expressly forbade the 2021 edition, and the General Assembly has since barred any rollback before 2030. Plumbing is the exception to the tidy picture, sitting on an older edition, and the state's own documents disagree about which one, so confirm it before you price.
Source: 510-RICR-00-00-1, 2, 3, 5 and 8, Building Code Standards Committee, under R.I. Gen. Laws chapter 23-27.3, in particular §§23-27.3-100.1.5, 100.1.5.4, 107.0, 109.3 and 114.3.1; 2025-H 5846 (energy code moratorium). We have not yet read this row against Rhode Island's own adopting authority, so confirm the edition locally before you rely on it.
Check a specific job on the permit tool.
Pay and workers' comp
The minimum wage in Rhode Island is $16.00 an hour. That is the floor for anyone you put on the books, and it is worth confirming against the state labor department each year because several states step their rate mid-year. Check a rate on the minimum-wage tool.
Workers' comp rates in Rhode Island are not published as a single figure; they turn on your trade's class code and your payroll. Get a realistic range on the Workers' Comp Estimator, then get a real quote.
If a client will not pay
If a client will not pay, you can sue for up to $5,000 in Rhode Island's Small Claims Court (District Court). That covers most unpaid-invoice disputes for a small outfit; a bigger claim goes to regular civil court where you will probably want an attorney. Walk through whether filing is worth it on the Small Claims checker.
The clock runs the other way too: a client generally has 10 years to sue you over the work under a written contract in Rhode Island, and there is no absolute cutoff, so your exposure turns on when a defect is found. Work out your exposure on the Warranty & Claim Deadline tool.
Common questions
How much state income tax will I pay in Rhode Island?
Rhode Island has a graduated rate up to 5.99% state income tax on your profit, on top of federal income tax and self-employment tax. Use the Tax Set-Aside Calculator to see what to hold back.
Do I need a contractor's license in Rhode Island?
Rhode Island does not require a full license but does require you to register with the state first. The requirement: Registration required, with a de minimis exemption below $500 on one project. A separate $1,000 figure governs the written-contract duty. Working unregistered can stop you suing to get paid.
What is the small claims limit in Rhode Island?
You can sue for up to $5,000 in Rhode Island's Small Claims Court (District Court). The filing fee is typically $75. Larger claims go to regular civil court.
How long do I have to file a mechanic's lien in Rhode Island?
Generally 200 days from your last day of work or furnishing materials. Miss it and you lose the lien. Work your own dates out on the Lien Deadline tool.
How much retainage can be held back in Rhode Island?
Private: 5% of any progress payment where a contract lienable under the Mechanics' Lien Act with an original contract price of at least $250,000, excluding projects of 1 to 4 residential units. Public: 5% of any progress payment. Public, transportation: 5% of the contract price, not each progress payment. Run your own figure on the Retainage Calculator.
Are there free Rhode Island contract and payment forms?
Yes. This page links 3 retainage letters written to Rhode Island's own release clock and carrying its statutory citation. They are free, there is no sign-up, and you fill one in on screen and download it as a PDF or a Word file.
What is the minimum wage in Rhode Island?
$16.00 an hour in Rhode Island, above the federal $7.25. Several states step their rate mid-year, so confirm it before you set a payroll.
The honest bit
These are the 2026 rules for Rhode Island as they stood when this guide was written, and they change: legislatures move thresholds, deadlines and rates every year. Treat this as general guidance to point you in the right direction, not legal, tax or financial advice. Verify anything you rely on at the source (the IRS, the Rhode Island tax and licensing agencies, and your local building department) or with a professional. Where Rhode Island does something unusual, the detail is called out above rather than glossed over.
Related: Tax Set-Aside Calculator · Mechanic's Lien Deadline · Contractor License Checker · Small Claims checker · Working in Your State
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Sources
- Rhode Island contractor licensing authority · Rhode Island contractor licensing authority. Who must hold a contractor or trade license in Rhode Island, and the licensing instrument (R.I. Gen. Laws 5-65-2(a)(4))
- Rhode Island statutes (webserver.rilegislature.gov) · Mechanics lien notice, filing and enforcement deadlines in Rhode Island: R.I.G.L. §§34-28-4(a), 34-28-4.1, 34-28-10(a). Verified against this authority on 2026-08-12.
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