Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1990-10-01
    New project registered in TC/SC work programme
  • 20.20 1990-11-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1992-03-16
    Committee draft (CD) registered
  • 30.20 1992-07-15
    CD study initiated
  • 30.99 1992-12-30
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1993-04-07
    DIS registered
  • 40.20 1993-04-29
    DIS ballot initiated: 12 weeks
  • 40.60 1993-12-02
    Close of voting
• 50
  Approval
  • 50.00 1994-09-12
    Final text received or FDIS registered for formal approval
  • 50.20 1995-04-13
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1995-04-13
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1995-07-20
    International Standard published
• 90
  Review
  • 90.20 1999-11-25
    International Standard under systematic review
  • 90.60 2000-06-30
    Close of review
  • 90.92 2000-11-20
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 2005-07-20
    Withdrawal of International Standard

Revised by