Harness and Aerial Platform: The Rule in Quebec
ConstruMD
Nov 5, 2026
All Posts
SHARE THIS POST
Published : November 5, 2026
Owning a duplex, triplex, or quadruplex does not automatically grant the right to perform any work on it yourself. But the reverse is also false: the presence of metal, tools, or a rental property does not automatically turn every action into work reserved for the construction trade.
To determine if a competency card is necessary, the situation must be analyzed in the correct order: determine if the activity is construction work covered by Law R-20, check if it is truly volunteer work, then see if the exception provided for certain plexes precisely covers the work. The rules of the RBQ and municipal permits then form separate checks.
An owner-occupant of a duplex, triplex, or quadruplex can perform or have certain maintenance or repair work done voluntarily without a CCQ card. However, this permission is limited to specific categories, such as painting, interior surfaces, non-structural finish carpentry, certain interior doors and windows, ceramics, cabinets, and countertops.
It does not constitute a general permission to renovate the building. A non-occupant owner cannot use this exception to have construction work performed by a volunteer. A person who is paid, compensated, or obliged to perform the work is not a volunteer.
For a temporary car shelter with a metal structure, no official rule consulted provides a universal answer for all models and installations. First, it must be determined if the assembly is construction work covered by Law R-20. If it is, the exception limited to volunteer maintenance and repair work on a plex does not mention the installation of a new metal shelter.
Law R-20 governs construction work and labour relations in the Quebec industry. Its definition notably covers the foundation, erection, maintenance, renovation, repair, modification, and demolition of a building or civil engineering work when the conditions for application are met.
Therefore, it is necessary to start with the actual nature of the work. Assembling a component integrated into a building, repairing an existing element, and assembling a standalone temporary product are not necessarily the same thing legally. The material used alone does not settle the question.
According to the CCQ, volunteer work must be performed without constraint, without obligation, without remuneration, and without compensation. Money is not the only possible form of payment. A rent reduction, an exchange of services, a promised gift, or other compensation can negate the volunteer nature of the work.
Simply calling someone a friend, relative, or volunteer is not enough. The facts are what matter.
The distinction is crucial. The official CCQ page on duplexes, triplexes, and quadruplexes reserves the exception described below for the owner who occupies one of the units in the building.
If the owner does not live in the plex, the CCQ indicates that they are not allowed to have construction work performed by a volunteer. Owning the building, paying for materials, or managing the units does not replace the occupancy condition.
Even for an owner-occupant, the exception does not cover all work. The work must be maintenance or repair and must belong to one of the expressly permitted categories.
The CCQ describes maintenance as a preventive act intended to keep the building in good condition and preserve it. Painting an existing wall to refresh it or sanding and varnishing an existing floor are examples published by the CCQ.
Repair is a curative act made necessary by deterioration. It involves restoring a damaged or worn element to good condition. Installing drywall on a part of a wall to repair a hole or replacing a broken ceramic tile falls within the official examples.
Renovation aims to improve or modernize the building. Completely redoing a room, replacing a functional layout with a different version, adding a new element, or transforming the use of a space can exceed simple repair, even if the work seems easy to perform.
Cost, duration, and the number of tools are not the only criteria. A small job can be a renovation, while an urgent repair may require several hours.
The Regulation on Volunteer Construction Work and the CCQ guide allow, under their conditions, maintenance or repair work in the following categories:
Interior and exterior painting: for example, refreshing an existing surface.
Interior surfaces: floor, wall, and ceiling coverings, their finishing, and similar or related work.
Non-structural work in wood or plastic: including finish carpentry and similar work.
Interior doors and windows: as well as similar or related work.
Finishing materials: marble, granite, ceramic, terrazzo, and similar materials.
Cabinets and countertops: when it involves maintenance or repair in accordance with other conditions.
This list should be read as targeted permission, not as an open list for all work. Structure, electricity, plumbing, heating, expansion, and major transformations are not included.
Volunteering does not turn a renovation into maintenance. If the goal is to improve or modernize the building rather than preserve or repair an existing element, the owner-occupant exception does not automatically apply.
A non-occupant owner cannot bypass the rules by asking a relative, tenant, or acquaintance to work for free. The CCQ expressly closes this avenue for volunteer construction work.
Reducing a tenant's rent in exchange for work, offering a good, erasing a debt, or agreeing to a service exchange constitutes potential compensation. Qualification depends on the facts, but this work should not be presented as volunteer simply because no paycheck is issued.
Even if the owner lives in the building and the help is genuinely free, the work must still belong to a permitted category. The reasoning "it's my building and no one is paid" remains incomplete.
A prefabricated car shelter raises a real difficulty because it lies between a seasonal product and an assembly carried out on a real estate location. The official sources consulted do not publish a general rule stating that all temporary shelters are subject to Law R-20, nor that they are all excluded.
Firstly, the fact that a shelter is installed in front of a quadruplex is not enough, by itself, to demonstrate which trade or regime applies. Secondly, the exception for volunteer work in a plex targets maintenance or repair work belonging to a limited list. The assembly of a new metal shelter is not named in this list.
Thirdly, the trade of assembler includes the assembly of iron and steel elements that are part of building construction as well as certain structural and architectural elements. However, concluding that work falls under this trade first requires that the activity is a targeted construction work and that the work corresponds to the regulatory definition. Metal tubes do not automatically become a building structure simply because they are made of steel.
The permanence of the installation, its anchoring, its connection to the building, its function, its design, its location, the identity of the person installing it, the presence of compensation, and the owner-occupant status can all be relevant. A small seasonal shelter set up and removed each year is not necessarily analyzed like a permanent canopy attached to the building.
Before the work, describe the project in writing to the CCQ: type of building, number of units, owner occupancy status, model and dimensions of the shelter, materials, anchoring method, seasonal or permanent nature, person who will do the assembly, and presence or absence of compensation. Ask if the activity is subject to Law R-20 and, if so, which trade or exception applies.
An answer based on these facts is more useful than a general opinion on "Tempo shelters" or on metal structures.
The competency card is used to demonstrate that a person is authorized to practice a trade or occupation in the regulated construction regime. The debate on the application of Law R-20 is often summarized by the words "decree or non-decree," but the ConstruMD guide on the difference between regulated and non-regulated work shows why the nature of the work and the context matter more than the label used.
A person may not need a CCQ card in a given situation while still being subject to a license requirement. The RBQ clearly distinguishes the contractor's license from the CCQ competency certificates. It also offers a pathway to determine if a contractor or owner-builder license is required.
Municipalities can regulate installation dates, distances, height, location, number, and materials of temporary shelters. An installation permitted by the municipality is not automatically compliant with Law R-20 or RBQ rules, and the reverse is also true.
The CCQ indicates that construction sites can be inspected and that it can request information or documents related to the work. It is important to allow the legal exercise of these powers and avoid turning an on-site discussion into a confrontation.
Ask the inspector to identify themselves and note their contact information, the date, the address, the work observed, and the documents requested. Ask which provision and qualification seem to apply. Keep the product manual, invoices, photos before and during installation, the municipal permit if it exists, and any written communication with the CCQ.
A warning, a request for documents, and a notice of violation are not the same thing. If a formal decision is made, read the reasons, deadlines, and remedies indicated. For a significant issue, validation with the CCQ or a labour or construction law professional is preferable to a conclusion based on an anecdote.
You live in the duplex, triplex, or quadruplex: proceed to the next step. Otherwise, do not rely on the volunteer work exception for the plex.
The work is entirely free and without compensation: proceed to the next step. Otherwise, the person is not a volunteer.
The work preserves or repairs a deteriorated element: proceed to the next step. If it improves, modernizes, or adds a new element, it may be considered renovation or a new installation.
The work is on the permitted list: then check the rules of the RBQ, the municipality, the CNESST, and the reserved work. If it is not on the list, the exception does not automatically grant the right to perform it without a card.
The project remains difficult to classify: submit the facts to the CCQ before starting and request a written response.
The rule is neither "everything is prohibited in a plex" nor "the owner can do everything at home." An owner-occupant benefits from a limited exception for certain volunteer maintenance and repair work. Renovation, structural work, new installations, and paid work require a different analysis.
For a temporary car shelter, it would be imprudent to claim that all installations require a fitter-assembler card or that none do. First, the activity must be qualified under Law R-20, then the work and the people involved must be examined. A written response based on the model, anchoring, permanence, and the owner's status remains the best protection against unpleasant surprises.
You might like
ConstruMD
Nov 5, 2026
ConstruMD
Nov 5, 2026
ConstruMD
Nov 5, 2026