A charge sheet is served to a Railway employee for major penalty (i.e. SF-5) enclosed with a memorandum of charges which includes a statement of witnesses. Charges officer (i.e. charged employee) desires for witness to be present physically for cross verification of their statement. Please let me know who is to responsible to ensure the presence of witness on such occasion. Further, the charged employee sought some more related documents/evidences which is served by the admn containing some more statement of witnesses. Can C.O. ask to E.O. for ensuring presence of such witnesses. if yes, who is to ensure the presence of such witnesses against E.O. for cross verification their statement too.