| Fitch | SCALE | RATING | PERSPECTIVE | DATE |
| Corporate Credit Rating | National Long Term | AA-(bra) | Stable | 04/17/2020 |
| Rating – 1st Issue Debentures | National Long Term | AA-(bra) | Stable | 08/16/2019 |
| Rating – 1st Issue CRA | National Long Term | AA-(bra) | Stable | 04/24/2020 |
| Rating – 2nd Issue CRA | National Long Term | AA-(bra) | Stable | 04/24/2020 |
| Standard & Poor’s | SCALE | RATING | PERSPECTIVE | DATE |
| Corporate Credit Rating | National Long Term | brAA | Stable | 06/22/2020 |
| Rating – 3rd Issue CRA | National Long Term | brAA | Stable | 06/26/2020 |