Time frame in ISO from approval of work item:

availability of working draft (if not supplied with the proposal): 6 months

availability of committee draft: 12 months

availability of enquiry draft (DIS): 24 months

availability of approval draft (FDIS): 33 months

availability of published standard: 36 months

Time frame in CEN from approval of work item:

availability of first working draft (if not supplied with the proposal): 6 months

availability of enquiry draft: 12 months

submission to NMBs of enquiry draft: 14,5 months

closure of enquiry: 19,5 months

availability of approval draft (for formal vote): 27,5 months

submission to NMBs of approval draft: 31 months

closure of formal vote: 33 months

ratification: 34 months

availability of published standard: 36 months