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• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1992-05-27
    New project registered in TC/SC work programme
  • 20.20 1992-05-28
    Working draft (WD) study initiated
  • 20.99 1994-05-28
    WD approved for registration as CD
• 30
  Committee
  • 30.00 1995-05-28
    Committee draft (CD) registered
  • 30.20 1996-05-28
    CD consultation initiated
  • 30.99 1996-05-28
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1997-07-22
    DIS registered
  • 40.20 1997-08-07
    DIS ballot initiated: 12 weeks
  • 40.60 1998-02-19
    Close of voting
  • 40.99 1999-05-17
    Full report circulated: DIS approved for registration as FDIS
• 50
  Approval
  • 50.00 1999-11-17
    Final text received or FDIS registered for formal approval
  • 50.20 1999-12-09
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 2000-03-01
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.00 2000-10-26
    International Standard under publication
  • 60.60 2001-12-20
    International Standard published
• 90
  Review
  • 90.20 2005-12-16
    International Standard under systematic review
  • 90.60 2006-07-17
    Close of review
  • 90.93 2006-07-17
    International Standard confirmed
  • 90.20 2011-07-15
    International Standard under systematic review
  • 90.60 2011-12-17
    Close of review
  • 90.93 2012-01-12
    International Standard confirmed
  • 90.92 2012-07-11
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 2013-07-24
    Withdrawal of International Standard

Revised by