OSI submitted written feedback to @EUCommission on Regulation 1025/2012 (which set up the EU standardisation system). It's out of date and the letter explaining why and what could be fixed is available now at the link below and will go online in a blog post later.
https://send.softwarefreedom.net/download/e3cc2dddb2eff1ac/#BNb-t9s3Ownabhs40xV5vQ
rl;dr: It's missing any inclusion of #OpenSource and in the process discriminates against it.