Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1986-10-01
    New project registered in TC/SC work programme
  • 20.20 1988-12-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1989-06-01
    Committee draft (CD) registered
  • 30.20 1991-12-15
    CD study initiated
  • 30.99 1992-10-15
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1993-09-17
    DIS registered
  • 40.20 1993-10-07
    DIS ballot initiated: 12 weeks
  • 40.60 1994-04-26
    Close of voting
  • 40.92 1994-07-29
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1995-03-28
    DIS registered
  • 40.20 1995-04-06
    DIS ballot initiated: 12 weeks
  • 40.60 1995-08-03
    Close of voting
• 50
  Approval
  • 50.00 1996-09-11
    Final text received or FDIS registered for formal approval
  • 50.20 1997-02-27
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1997-06-13
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1997-08-14
    International Standard published
• 90
  Review
  • 90.92 1998-11-04
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 1999-11-18
    Withdrawal of International Standard

Revised by