What procedures are to be followed when Canadian lumber is used in a structure required to have a building permit and it has not been grade stamped?
In Canada, every piece of structural lumber has a CLSAB approved grade stamp placed approximately 18 inches (45 cm) from one end. The homeowner or builder will need to contact and make arrangements with a CLSAB Accredited Agency (https://www.clsab.ca/clsab-accredited-agencies/) for the Agency to grade the lumber according to the NLGA grade rule that satisfies the building code requirements. The Agency will provide a written opinion on every piece of lumber in the structure. The CLSAB Accredited Agency is restricted to providing a written opinion as grading requires all 6 edges of each piece of lumber to be examined, this is [...]