The below list is the Worker Compensation Boards by province in Canada
BC - "WorkSafe BC Clearance Certificate";
AB - "WCB Alberta Clearance Letter"
SK - "WCB SK Letter of Good Standing"
QC - " Attestation de la conformite de la CNESST "
ON - "WSIB Clearance Certificate"
NB - "Worksafe NB Letter of Good Standing"