| Credit Rating Agency | Rating | Announcement Date | |
| Rating and Investment Information, Inc. (R&I) | Issuer Rating | AA- | March 28, 2024 |
| Commercial Paper | a-1+ | ||
| Japan Credit Rating Agency, Ltd. (JCR) | Long-term Issuer Rating | AA | March 13, 2024 |
영업시간 (한국시간) 09:00-17:00(토∙일 공휴일 제외)
