2026 calendar for gasoline cargo winter-to-summer transition

Effective March 9, 2026, Platts, part of S&P Global Energy, will start reflecting summer grades of gasoline on a pro-rated basis in its CIF Northwest European and FOB Mediterranean gasoline cargo assessments.

• March 9: First day reflecting summer-grade gasoline
• March 11: First full five-day period reflecting summer gasoline
• March 17: Last full five-day period reflecting winter gasoline
• March 20: Last day reflecting winter-grade gasoline
• March 23: Summer-grade fully reflected

A spreadsheet detailing the changes is available on request.

Please send feedback and questions to PL_LightendsEurope@spglobal.com, with a cc to pricegroup@spglobal.com.