Previously

Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1985-12-01
    New project registered in TC/SC work programme
  • 20.20 1985-12-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1985-12-01
    Committee draft (CD) registered
• 40
  Enquiry
• 50
  Approval
  • 50.00 1987-02-18
    Final text received or FDIS registered for formal approval
  • 50.20 1987-05-14
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1987-05-14
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1987-06-25
    International Standard published
• 90
  Review
  • 90.20 1991-11-30
    International Standard under systematic review
  • 90.60 1992-06-30
    Close of review
  • 90.93 1992-12-23
    International Standard confirmed
  • 90.20 1996-11-15
    International Standard under systematic review
  • 90.60 1997-07-15
    Close of review
  • 90.99 1997-11-19
    Withdrawal of International Standard proposed by TC or SC
• 95
  Withdrawal
  • 95.20 1997-11-19
    Withdrawal ballot initiated
  • 95.60 1998-02-20
    Close of voting
  • 95.99 1998-04-09
    Withdrawal of International Standard