Due to industry feedback regarding global supply-chain disruptions, the PCI Security Standards Council has changed the expiration date for PIN transaction Security Point-of-Interaction (PTS POI) version 4
devices from 30 April 2023 to 30 April 2024. The full bulletin can be downloaded here
According to this publication, PCI PTS 4.x LoA’s are also valid until 30 April 2024 for any ep2 certification in this time period.