Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1987-05-01
    New project registered in TC/SC work programme
  • 20.20 1989-12-01
    Working draft (WD) study initiated
  • 20.99 1992-12-11
    WD approved for registration as CD
• 30
  Committee
  • 30.00 1993-05-24
    Committee draft (CD) registered
  • 30.20 1995-08-12
    CD study initiated
  • 30.99 1995-12-12
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1996-09-12
    DIS registered
  • 40.20 1996-09-26
    DIS ballot initiated: 12 weeks
  • 40.60 1997-03-25
    Close of voting
• 50
  Approval
  • 50.00 1997-12-12
    Final text received or FDIS registered for formal approval
  • 50.20 1998-02-19
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1998-05-13
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.00 1998-05-13
    International Standard under publication
  • 60.60 1998-07-02
    International Standard published
• 90
  Review
  • 90.20 2003-01-16
    International Standard under systematic review
  • 90.60 2003-09-10
    Close of review
  • 90.93 2003-09-10
    International Standard confirmed
  • 90.92 2006-02-17
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 2009-06-16
    Withdrawal of International Standard

Revised by