| AANDC | Aboriginal Affairs and Northern Development Canada |
| COO | Chiefs of Ontario |
| ICES | Institute for Clinical Evaluative Sciences |
| IKN | ICES Key Number |
| INAC | Indigenous and Northern Affairs Canada |
| IR | Indian Register |
| NYSIIS | New York State Identification and Intelligence System |
| OCAPĀ® | Ownership, Control, Access, Possession |
| ON | Ontario |
| RPDB | Registered Persons Database |