Maritime Lumber Bureau

The Maritime Lumber Bureau (MLB) is an accredited quality control agency, authorized to apply specified standards by the Canadian Lumber Standards Accreditation Board, the American Lumber Standards Committee Inc., the British Standards Institute, and the Japanese Ministry of Construction. The more than 100 sawmills from Nova Scotia, New Brunswick, Prince Edward Island, Newfoundland, and the State of Maine who have taken out voluntary membership are required to adhere to published standards. S-P-F (Spruce-Pine-Fir) and Eastern White Pine are the primary species grown and manufactured under the authority of the MLB.

Maritime Lumber Bureau
P.O. Box 459
Amherst, NS B4H 4A1

Tel: 902-667-3889
Fax: 902-667-0401
Web: www.mlb.ca

 

On May 24, 1960 the CLS Committee approved MLB as having the necessary organization, supervisory staff and trained graders to grade mark lumber to meet the United States Federal Housing Authority requirements.

CLSAB has accredited MLB to supervise and grade stamp for each of the following classes of accreditation:

  1. Visually Graded Lumber
    1. in accordance with CSA-O141 (May 23, 2023), CLSAB Regulations (December 1, 2021) and the NLGA Standard Grading Rules for Canadian Lumber (2022).
  2. Agency Certified Lumber
    1. in accordance with CSA-O141 (May 23, 2023), CLSAB Regulations (December 1, 2021) and the NLGA Standard Grading Rules for Canadian Lumber (2022).
  3. Fingerjoined Lumber
    1. in accordance with NLGA Special Products Standard for Fingerjoined “Vertical Stud Use Only” Lumber (SPS 3 – March 2023).
  4. CE Marking
    1. in accordance with the MPA-CLSAB Agreement (October 17, 2022).
  5. Canadian Heat Treated Wood Products Certification Program
    1. in accordance with the CFIA-CLSAB Agreement (October 31, 2014).