Is the COR® Letter of Good Standing the same as WorkplaceNL’s Letter of Good Standing/ Certificate of Clearance? Jess Owens2022-11-10T15:12:30-03:30November 10, 2022|COR|0 Comments No, the COR® Letter of Good Standing is a document issued only to participants of the COR® program. In Newfoundland and Labrador it can only be issued by the NLCSA and must be signed by the CEO of the NLCSA and/or a designated person.