2026 calendar for gasoline cargo summer-to-winter transition

Effective Sept. 7, 2026, Platts will start reflecting winter grades of gasoline on a pro-rated basis in its CIF Northwest European and FOB Mediterranean gasoline cargo assessments.

Sept. 4: Last day of full summer specification

Sept. 7: First day reflecting winter specification

Sept. 10: First full five-day laycan reflecting winter specification

Sept. 16: Last full five-day period for summer bids and offers

Sept. 18: Last day reflecting summer specification

Sept. 21: Fully winter specification

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.