Thai Oil Cost Analysis August 26, 2026

Thansettakij•Economy•17h ago

Reader Briefing

Thai domestic retail oil prices increased by 0.85 baht per liter on August 19, 2026, despite global crude oil price declines.

•WTI and Brent crude oil prices fell to their lowest levels since August 13 and 14, respectively.
•Retail prices for gasoline, gasohol, and diesel rose by 0.85 baht per liter starting August 19, 2026.
•The Oil Fuel Fund reported a negative balance of 78,392 million baht as of August 16, 2026.

•WTI crude oil for October delivery closed at 82.36 dollars per barrel, a decrease of 3.12%.
•Brent crude oil for October delivery closed at 88.58 dollars per barrel, a decrease of 3.89%.
•Retail prices for gasoline, gasohol, and diesel were increased by 0.85 baht per liter starting at 05:00 on August 19, 2026.
•The Energy Policy Administration Committee approved using refining excess profits to provide a 2.40 baht per liter discount for high-speed diesel from August 16 to September 15, 2026, valued at 4,475 million baht.
•The Oil Fuel Fund balance was negative 78,392 million baht as of August 16, 2026, according to the Energy Policy and Planning Office.
•As of August 26, 2026, the refinery price for Gasohol E20 was 24.1715 baht per liter, and Diesel was 33.2047 baht per liter.
•As of August 26, 2026, the refinery price for Gasohol E85 was 24.7858 baht per liter, and Diesel B20 was 34.1003 baht per liter.

Full article content is available on the original source.

Energy Policy Administration Committee(คณะกรรมการบริหารนโยบายพลังงาน)

The committee that approved the use of refining excess profits to discount high-speed diesel prices.

Than Settakit(ฐานเศรษฐกิจ)

The news organization analyzing domestic oil cost structures and the status of the Oil Fuel Fund.

Energy Policy and Planning Office(สำนักงานนโยบายและแผนพลังงาน)

The agency that provided the negative balance status of the Oil Fuel Fund.

Oil Fuel Fund(กองทุนน้ำมันเชื้อเพลิง)

The fund which reported a negative balance of 78,392 million baht on August 16, 2026.

PTT(ปตท.)

A fuel pump operator in the Bangkok area.

Bangchak(บางจาก)

A fuel pump operator in the Bangkok area.

Bangkok(กรุงเทพฯ)ℹ️

The area where PTT and Bangchak retail oil prices are listed.