The Academic board during its meeting held on Thursday 5th May, 2016 directed all HODS to implement the new unified grading system for all polytechnics released recently by NBTE for NDI and HND 1 this session.
The old system should still be maintained for ND II and HND II.
The new unified grading system as released by NBTE is reproduced here under for your information.
| Marked Range | Letter Grade | Weighting |
| 75% above | A | 4.00 |
| 70% - 74% | AB | 3.50 |
| 65% - 69% | B | 3.25 |
| 60% - 64% | BC | 3.00 |
| 55% - 59% | C | 2.75 |
| 50% - 54% | CD | 2.50 |
| 45% - 49% | D | 2.25 |
| 40% - 44% | E | 2.00 |
| Below 40% | F | 0.00 |
| CGPA | CLASS OF DIPLOMA |
| 3.50 and above | Distinction |
| 3.00 - 3.49 | Upper Credit |
| 2.50 - 2.99 | Lower Credit |
| 2.00 - 2.49 | Pass |
