Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1988-11-01
    New project registered in TC/SC work programme
  • 20.20 1992-01-06
    Working draft (WD) study initiated
  • 20.99 1992-02-15
    WD approved for registration as CD
• 30
  Committee
  • 30.00 1992-03-15
    Committee draft (CD) registered
  • 30.20 1992-04-15
    CD study initiated
  • 30.99 1993-11-11
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1995-05-04
    DIS registered
  • 40.20 1995-05-25
    DIS ballot initiated: 12 weeks
  • 40.60 1996-01-04
    Close of voting
• 50
  Approval
  • 50.00 1996-06-27
    Final text received or FDIS registered for formal approval
  • 50.20 1997-02-19
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1997-02-19
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1997-05-15
    International Standard published
• 90
  Review
  • 90.20 2001-11-15
    International Standard under systematic review
  • 90.60 2002-08-26
    Close of review
  • 90.93 2002-08-26
    International Standard confirmed
  • 90.20 2007-07-15
    International Standard under systematic review
  • 90.60 2007-12-18
    Close of review
  • 90.93 2008-05-07
    International Standard confirmed
  • 90.20 2013-04-15
    International Standard under systematic review
  • 90.60 2013-09-18
    Close of review
  • 90.93 2013-11-12
    International Standard confirmed
  • 90.20 2018-10-15
    International Standard under systematic review
  • 90.60 2019-03-05
    Close of review
  • 90.93 2019-03-18
    International Standard confirmed
  • 90.20
    International Standard under systematic review
  • 90.60
    Close of review
• 95
  Withdrawal