Operational Circulars 001-099 OC 18/7(rev2) - Demarcation Between FOD and OSD For Inspection Of Stacked Offshore Installations OC 18/11 - FOD / HID CI Demarcation OC 18/12 - Matters of Evident Concern and Potential Major Concern OC 83/1 - Senior Labour Inspectors Committee (SLIC) Knowledge sharing Site (KSS)