Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1989-11-01
    New project registered in TC/SC work programme
• 30
  Committee
  • 30.00 1991-02-01
    Committee draft (CD) registered
  • 30.99 1991-08-21
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1991-08-21
    DIS registered
  • 40.20 1991-09-12
    DIS ballot initiated: 12 weeks
  • 40.60 1992-04-06
    Close of voting
• 50
  Approval
  • 50.00 1992-12-07
    Final text received or FDIS registered for formal approval
  • 50.20 1993-03-23
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1993-03-23
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1993-06-17
    International Standard published
• 90
  Review
  • 90.93 1997-09-26
    International Standard confirmed
  • 90.99 1998-11-16
    Withdrawal of International Standard proposed by TC or SC
• 95
  Withdrawal
  • 95.20 1998-12-17
    Withdrawal ballot initiated
  • 95.60 1999-05-04
    Close of voting
  • 95.99 1999-05-06
    Withdrawal of International Standard