From Google’s English: “A coalition of several European research funding organizations (cOAlition S), supported by the European Commission and the European Research Council (ERC), has agreed to make full and immediate open access to science publications they support mandatory from 2020 onwards.
The German Research Foundation (DFG) works closely with European funding organizations in Science Europe and Knowledge Exchange, as well as with all relevant national organizations to build and develop a science and research-friendly open access environment. It therefore welcomes the coordinated cooperation of various funding organizations to implement an open access approach….
The DFG continues to support Open Access based on the interests of researchers and with a view to better cost transparency, both in terms of the cost of access to publications and publication fees. It supports the “cOAlition S” in a series of measures that the DFG has already begun implementing in the past….”
[But DFG did not endorse Plan S or join the Plan S coalition.]