DecisionsDECISION n°174 of the Management Board of the European Union Agency for Railways adopting guidelines and the list of the main elements to be included in the cooperation agreements to be concluded between the Agency and the national safety authoritiesDECISION n°175 of the Management Board of the European Union Agency for Railways adopting an Opinion on the Annual AccountsDECISION n°176 of the Management Board of the European Union Agency for Railways amending the ERA Communication Plan for 2018DECISION n°177 of the Management Board of the European Union Agency for Railways adopting the Consolidated Annual Activity Report 2017DECISION n°178 of the Management Board of the European Union Agency for Railways amending the technical and functional specifications for the establishment of the One-Stop Shop (OSS)DECISION n°179 of the Management Board of the European Union Agency for Railways amending the Single Programming Document 2018