On 31 May 2019, cOAlition S released revised guidance on Plan S implementation following public feedback exercise which and approved by all coalition members.
Changes include an extension to the formal commencement point for Plan S which will now take effect from 1 January 2021. This new timetable provides more opportunity for researchers, institutions, publishers, and repositories to make changes, and for funders’ policies to develop and take effect. The Plan S principles now also reflect a commitment made by the funders to revise methods of research assessment along the lines of the San Francisco Declaration on Research Assessment (DORA).
"I welcome the revised PlanS principles & implementation guidance by cOAlition S to accelerate the transition to full and immediate Open Access. The Commission remains fully committed to open access and we will implement this in Horizon Europe", Carlos Moedas, the European Commissioner for Science, Research and Innovation, stated.