Clusterfuck.
Thanks to Ireland these type of documents will be available in English for the foreseeable future. But should Eire go full Gaelic at some point then all of this stuff will have to be translated at the UK taxpayer's expense from original documents written in, say, French or German.
Suck it up, buttercup: https://ec.europa.eu/info/brexit/brexit-preparedness/preparedness-notices_en