1.Regulation (EU) No 1304/2014 (‘NOI TSI’) shall include provisions to effectively address rail freight noise by retrofitting of existing freight wagons with composite brake blocks, or via other appropriate solutions.
2.A procedure aimed at testing the acoustic performance of composite brake blocks shall be included in the NOI TSI. The use of composite brake blocks mentioned in Appendix G to Regulation (EU) No 321/2013 shall be allowed. Where necessary, additional testing may be required through either trackside monitoring or acoustic testing of composite brake blocks on a bench test.