Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1984-01-01
    New project registered in TC/SC work programme
• 30
  Committee
  • 30.00 1984-11-01
    Committee draft (CD) registered
  • 30.20 1985-01-01
    CD study initiated
  • 30.99 1986-08-18
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1988-09-07
    DIS registered
  • 40.20 1988-11-24
    DIS ballot initiated: 12 weeks
  • 40.60 1989-06-01
    Close of voting
  • 40.00 1990-06-01
    DIS registered
  • 40.60 1990-06-08
    Close of voting
  • 40.00 1990-06-11
    DIS registered
  • 40.20 1991-02-14
    DIS ballot initiated: 12 weeks
  • 40.60 1991-05-01
    Close of voting
• 50
  Approval
  • 50.00 1992-04-28
    Final text received or FDIS registered for formal approval
  • 50.20 1992-07-28
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1992-07-28
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1992-09-09
    International Standard published
• 90
  Review
  • 90.20 1996-11-15
    International Standard under systematic review
  • 90.60 1997-07-15
    Close of review
  • 90.20 2001-11-15
    International Standard under systematic review
  • 90.60 2002-07-30
    Close of review
  • 90.92 2002-07-30
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 2008-02-27
    Withdrawal of International Standard

Revised by