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National Lumber Grades Authority

The National Lumber Grades Authority (NLGA) is responsible for issuance, publication, amendment and interpretation of Canadian lumber grading rules and standards.

409 Granville St
Suite 303
Vancouver
NLGA
Canada
Website: http://nlga.org/en/
Email: info@nlga.org
Tel: +1 604 673-9100

Documents by this publisher

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Series details Title Year Status
SPS 1 - Special product standard for fingerjoined structural lumber 2017 Withdrawn
SPS 1 - Special product standard for fingerjoined structural lumber 2023 Withdrawn
SPS 1 - Special product standard for fingerjoined structural lumber 2025 Current
SPS 2 - Special product standard for machine graded lumber 2019 Withdrawn
SPS 2 - Special product standard for machine graded lumber 2024 Withdrawn
SPS 2 - Special product standard for machine graded lumber 2025 Current
SPS 3 - Special products standard for fingerjoined vertical stud use only lumber 2023 Withdrawn
SPS 3 - Special products standard for fingerjoined vertical stud use only lumber 2025 Current
SPS 4 - Special product standard for fingerjoined machine graded lumber 2020 Withdrawn
SPS 4 - Special product standard for fingerjoined machine graded lumber 2024 Current
Standard grading rules for Canadian lumber 2017 Withdrawn
Standard grading rules for Canadian lumber 2022 Withdrawn
Standard grading rules for Canadian lumber 2025 Current

Page 1 of 1