Current Rating
Rating FAQ
Long-term  :   twAAA
Short-term  :   twA-1+
Outlook  :  Stable
Issuer Rating History
Rating Date Long-term Rating outlook (credit watch) Short-term Rating
2020/04/06 twAAA Stable twA-1+
Research Analysis
Publish Date Subject
2025/03/17 Research Update: Taiwan Water Corp. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2024/03/15 Research Update: Taiwan Water Corp. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2023/03/21 Research Update: Taiwan Water Corp. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2022/05/04 Media Release: Various Rating Actions On Taiwan Government-Related Entities Following S&P Global Ratings' Upgrade Of Taiwan
2022/03/16 Research Update: Taiwan Water Corp. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2021/04/23 Media Release: Various Rating Actions On Taiwan Government-Related Entities Following S&P Global Ratings' Upgrade Of Taiwan
2021/03/18 Research Update: Taiwan Water Corp. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
Last 5 Years Issue Rating History
Series Amount
(Million)		 Issue Date Maturity Date
 Coupon Rate
(%)		 Rating Rating Date
None
*Taiwan Ratings maintains continuous surveillance over its ratings and the “Rating date” below refers to the last date on which the ratings/outlook have been changed or the ratings on/off CreditWatch.
*Unless there is a material change in our rating views on a given entity, Taiwan Ratings does not update the “Rating date,” which is accordance with the general international practice for rating disclosures.