Specifies an operational procedure which can be used to determine acceptance of dimensional accuracy of components, and operations in the building industry to be used when the parties involved agree to refer to this part of ISO 3443. The procedure relates to the recognition of specified requirements, the criteria of acceptance and consequences of rejection, recommendations on the agreements and methods of measurement, and the planning and execution of inspection by statistical methods. Applies to all types of forms, dimensions and positions within the building industry.