Seasonal and time-of-day electricity tariff reform takes effect (cheaper daytime, dearer evening)
Source material is a Korean government announcement (in Korean).
From 16 April 2026 the government is applying a seasonal and time-of-day electricity tariff reform that lowers weekday daytime rates (11:00 to 15:00) and raises evening rates (18:00 to 21:00).
Key facts
| Start date | 16 April 2026 |
|---|---|
| Change | Weekday 11:00 to 15:00 lower (top tier to middle tier), 18:00 to 21:00 higher (middle tier to top tier) |
| Order of application | Industrial (B) use and electric vehicle charging first, extending to general use, educational use and others from 1 June |
| Aim | Wider use of daytime solar generation, less evening LNG generation (Ministry of Climate, Energy and Environment) |
Last checked:
The government put its seasonal and time-of-day electricity tariff reform into effect on 16 April. Weekday rates between 11:00 and 15:00 drop from the top tier to the middle tier, while rates between 18:00 and 21:00 rise from the middle tier to the top tier. It applies first to industrial use, class B (산업용(을)) and electric vehicle charging, and from 1 June it extends to general use, educational use and other categories. The government gave wider use of daytime solar generation and reduced evening LNG generation as the aim of the reform. The Ministry of Climate, Energy and Environment made the announcement.
Summaries below are factual notes based on government announcements and primary sources — not evaluations or opinions.
FAQ
How do electricity rates change?
Weekday rates between 11:00 and 15:00 go down and evening rates between 18:00 and 21:00 go up, under a seasonal and time-of-day structure.
When does it start and who does it apply to?
From 16 April 2026 it applies first to industrial (B) use and electric vehicle charging, and from 1 June it extends to general use, educational use and other categories.