Council Decision (EU) 2021/935 of 3 June 2021 on the position to be taken on behalf of the European Union at the 13th meeting of the Committee of Technical Experts of the Intergovernmental Organisation for International Carriage by Rail regarding the adoption of amendments to the uniform technical prescriptions concerning locomotives and passenger rolling stock, freight wagons, accessibility of the rail system for persons with disabilities and persons with reduced mobility, the adoption of the uniform technical prescriptions applicable to train composition and route compatibility checks and to the subsystem infrastructure, the updating of references to the technical documents referred to in Appendix I of the uniform technical prescription concerning telematic applications for freight, and regarding the revision of ATMF with regard to entities in charge of maintenance