IAB standards now finalised after consultation – please see links below for the detail. Hugely important milestone for the company
New IAB Intrinsic In-Game Measurement Standards Announced
IAB Releases Intrinsic In-Game (IIG) Measurement Guidelines
https://www.iab.com/wp-content/uploads/2022/08/In-Game-Advertising-Measurment-Guidelines_08.31.2022.pdf