Régie du bâtiment du Québec

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Searching for a contractor or a licence number: consult the Licence holders' repertory.

Searching for a contractor or a licence number: consult the Licence holders' repertory.

This content in English is intended for individuals covered by the exceptions to the Charter of the French language and its regulations.

Formation continue obligatoire

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Determining the required licence

List of subclasses


9.0 Contractor – Interior finishing

This subclass authorizes construction work relating to interior and exterior painting, interior surfaces such as floor, wall and ceiling coverings and their finishes, as well as similar or related construction work.    

Additional explanations

This subclass authorizes, without exceeding the regulatory framework, construction work relating to:

  • the installation of wood floors, including sanding and finishing
  • the cutting, installation, polishing of marble, granite, granito, slate, ceramic and terrazzo 
  • coverings such as plaster, roughcast, mortar, cement, stucco, aggregate, etc. 
  • acrylic coatings
  • furring and laths
  • plasterboard (gypsum board) and lightweight cement board
  • wallpapering
  • drywall taping
  • acoustic and suspended ceilings
  • the installation of floating floors
  • the installation of flexible coverings such as vinyl, asphalt, rubber, cork, linoleum and other similar materials   
  • installation of rugs, carpets and underlays
  • soundproofing and acoustic control (caulking, installation of resilient channels, acoustic mineral wool, acoustic panels) (7.0)
  • the application of fibreglass or resin on an existing surface (balconies, steps, tubs).   


  • household maintenance of marble floors, granite, etc., using polishers or other equipment 
  • the installation of flexible coverings that are not an integral part of the building or civil engineering work   
  • tracing lines on indoor sports courts (in a gymnasium, for instance) or exterior field (tennis courts, baseball field, etc.)   
  • the installation of decorative shelves, small mirrors and bathroom accessories (soap dishes, towel racks, mirrors), vertical and horizontal blinds, drapes, curtains, venetian blinds
  • screen repairs
  • decorating
  • artistic painting of a previously prepped surface, i.e., one whose joints have been taped, and to which pore filler and primer have been applied: fresco, trompe-l’œil, faux-marble painting, faux finish, woodgrain, etc. 
  • the cleaning of surfaces, unless refacing work is carried out prior to construction work, such as painting or masonry works.    

If in doubt as to the applicable subclass, refer to the Keyword Index or contact us.

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