Extraordinary sales, the purpose of which is to exhaust stocks of a particular product or of all products due to forthcoming construction work, a change of premises, a change of business activity, etc. Such sales may not last more than three months.
A municipal permit required for construction work that affects a home's structure (floor, ceiling, removal or addition of a wall, etc.). Such construction work must be planned and directed by a specialist from a professional guild (a master builder or an architect).
A municipal permit for which a plan drawn up by a specialist from a professional guild is not required. Such permits apply to work that does not alter a home's structure and which affects a surface area of less than 9 m².