Rhode Island moved three- and four-unit buildings into the residential code
Rhode Island moved three- and four-unit buildings into the residential code
2026-09-15 · Rhode Island · Legislation
Rhode Island changed which code book governs a small condominium building, and the new line falls at four units.
H 7774 Substitute A was enacted June 19, 2026 as Chapter 377 of the 2026 Public Laws, amending § 23-27.3-100.1.5 of the State Building Code chapter.1
What moved
The building code may be promulgated in sections. As amended, the residential section applies to
“One-, and two (2)-, three (3)-, and four (4)-family dwellings using the International Residential Code ('IRC') from the International Code Council ('ICC')…”
and the commercial section applies
“To multiple dwellings with more than four (4) residential units, and hotels and motels and other commercial structures using the Commercial International Building Code ('IBC')…”
Before the amendment the threshold sat lower. The practical effect is that a three-unit or four-unit Rhode Island building — the classic Providence, Pawtucket or Woonsocket triple-decker conversion — is now built, altered and rehabilitated under the residential code rather than the commercial one.
The same section continues to require provisions resolving conflicts between fire safety codes and building codes, and “[a] rehabilitation building and fire code for existing buildings and structures” — which for Rhode Island's largely pre-1980 condominium stock is the code path that matters most.
Why a code threshold is an association's problem
Because the code book decides the cost of every alteration, and because Rhode Island imposes no inspection duty of its own. The word “inspection” does not appear anywhere in the seventy-four sections of the Rhode Island Condominium Act. There is no milestone inspection requirement, no structural integrity study, no reserve study mandate. The only maintenance duty is the general one at § 34-36.1-3.07, “Upkeep of condominium”, with no engineering report or certification attached. Our Rhode Island condo safety inspections page covers that gap.
So for a Rhode Island association, the building code is not one regulatory layer among many. It is close to the only one that reaches the physical building, and it is applied at the moment work is permitted.
Three consequences follow from the new threshold.
Small conversions get a cheaper alteration path. Commercial code requirements — on egress, fire separation, sprinklering, accessibility, energy compliance for commercial occupancies — are materially more expensive to satisfy than residential ones. A four-unit association replacing a stair, adding a dormer or rebuilding a porch now does it under the IRC.
The five-unit building does not. The line is hard. A five-unit condominium is a commercial structure for code purposes, and always was. What the amendment does is widen the gap between a four-unit and a five-unit building in the same neighbourhood.
The rehabilitation code is where most of the work actually sits. Rhode Island's condominium stock includes a large share of conversions of buildings that predate every modern code. The rehabilitation building and fire code for existing buildings is the route by which such a building is altered without being required to meet new-construction standards throughout, and nothing in the 2026 amendment changes that.
Read it against the other 2026 threshold change
The same session moved a second line at almost the same place, in a different statute and for a different purpose. Chapters 406 and 407 (H 8004 Substitute A and S 3302, enacted June 23, 2026) amended Rhode Island's land development and subdivision provisions, and the definition of a “minor land development” now includes
“Multi-family residential or residential condominium development of nine (9) units or less”
along with an adaptive reuse project in a residential zone “that results in less than nine (9) residential units”. A community may increase but not decrease those thresholds by local ordinance or regulation.
Minor land development is the streamlined review track. So a nine-unit condominium development gets the shorter municipal approval process, and a five-to-nine-unit building gets the streamlined land-use review while sitting on the commercial side of the building code. Rhode Island now draws its small-project lines at four units for the code and nine for land-use review.
And a third line, from a different direction entirely: Freddie Mac's Bulletin 2026-C, issued March 18, 2026, expanded “Exempt from Review” for mortgage purposes to condominium projects of two to ten units, with the qualification that a five-to-ten-unit project “must not be part of a Master Association” to use it.
Four, nine, ten. A Rhode Island small condominium now sits in a different category depending on which regime is asking.
A board's options
Know your unit count and what it means in each regime. It is one number and it determines the code path, the land-use review track and the mortgage review type. Most small associations have never written it down against all three.
Ask which code your next project will be permitted under. For work permitted from June 19, 2026, a four-unit building should be under the IRC. If a contractor or a local official is applying the commercial code to a four-unit building, the amendment is the answer.
Do not read a cheaper code as a lower standard to aim at. The IRC is the minimum, not the target. Rhode Island requires no reserve study and no structural inspection, and the effective inspection regime for a condominium here is mortgage underwriting — which, from August 3, 2026, requires a project's budget to carry the highest recommended reserve allocation from its reserve study, and from January 4, 2027 requires reserves of at least fifteen percent of annual budgeted assessment income.
Find the rehabilitation code before you plan a major repair. For a converted building it is usually the difference between a feasible project and an abandoned one.
What to watch next
The State Building Code Standards Committee, which adopts the amendments to each code section under this statute. The statutory threshold has moved; what an association will actually experience depends on the committee's amendments to the IRC as adopted in Rhode Island. And in the 2027 session, watch whether the reserve-study bills return — S 2692 Substitute A, which passed the Senate 37-0 in 2026, applied to “any condominium twenty (20) years old or older” with no unit-count floor, which would have caught every three-unit conversion in the state.
Related Rhode Island HOA Topics
- P.L. 2026, ch. 377 (H 7774 Substitute A), enacted June 19, 2026 — enrolled text amending R.I. Gen. Laws § 23-27.3-100.1.5 ↩
- P.L. 2026, ch. 406 (H 8004 Substitute A), enacted June 23, 2026 — land use and subdivision amendments, including the minor land development definition ↩
- Freddie Mac Guide Bulletin 2026-C, March 18, 2026 — expansion of Exempt from Review to projects of 2 to 10 units ↩
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