Yes, however, as timbers are generally exposed in a building, they can be end stamped, or a “certificate of inspection” may be issued by a facility registered with a CLSAB Accredited Agency.  The certificate should include:

  1. Certificate number,
  2. The name of the CLSAB Accredited Agency,
  3. The mill number assigned to the facility by the CLSAB Accredited Agency,
  4. The name and address of the registered facility,
  5. The name and address of the consignee,
  6. The grade of the timbers,
  7. The grade rule used to grade the timbers – generally will be NLGA,
  8. Total pieces attributed to the certificate of inspection,
  9. Total board feet (volume) attributed to the certificate of inspection,
  10. Explanation of what grade the mark on each piece represents,
  11. Date the lumber was tallied,
  12. Signature of the facility grader,
  13. Signature of the CLSAB Accredited Agency staff responsible for the program,
  14. The species or species combination of the timbers,
  15. Seasoning (dry or green) may appear on the certificate, however, it is not required, and
  16. Additional information as may be required by the CLSAB approved grading rules or product standards.