The EqOP-TF4 held its 4th meeting on 14 April 2026 with 28 participants. BASt presented an updated GIDAS analysis of abdominal injuries in belted occupants with single major impacts. The Swedish Transport Agency presented an updated study on occupant abdominal trauma including pelvic fractures and injury severity by age and seatbelt effects. OICA presented French collision data from 2012 to 2024 showing rear seats are significantly less utilized and the front row represents 96% of fatalities and most serious injuries in M₁ passenger cars. The Chair and secretary will compile input on priorities. The next meeting is scheduled for 25 June 2026, with an in-person workshop planned for 4–6 November 2026 in Japan.