| Abbreviation | Definition |
|---|---|
| NIFA | Network of Independent Forensic Accountants |
| NIFO | Next- In, First- Out |
| NIL | Net Income or Loss |
| NIO | Not In Order |
| NIRI | National Investor Relations Institute |
| NIRP | Negative Interest Rate Policy |
| NIRS | Non-Increasing Returns to Scale |
| NISS | National Information Services And Systems |
| NIvRA | Nederlands Instituut van Registeraccountants |
| NKr | Norwegian Kroner |
| NL | Net Loss |
| NLR | Net License Revenue |
| NLR | Net Local Revenue |
| NLV | Net Liquidated Value |
| NM | Net Margin |
| NM | Not Meaningful |
| NMGV | No My Grand Value |
| NNC | Norgaard Neale Camden Ltd., Chartered Accountants |
| NNN | Triple Net |
| NO | Normal Output |