Now

• 00
  Preliminary
• 10
  Proposal
  • 10.99 1987-03-01
    New project approved
• 20
  Preparatory
  • 20.00 1987-03-01
    New project registered in TC/SC work programme
  • 20.20 1989-03-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1989-04-01
    Committee draft (CD) registered
  • 30.20 1989-12-01
    CD consultation initiated
  • 30.20 1991-03-01
    CD consultation initiated
  • 30.99 1991-04-01
    CD approved for registration as DIS
• 40
  Enquiry
• 50
  Approval
  • 50.00 1991-07-23
    Final text received or FDIS registered for formal approval
  • 50.20 1992-02-04
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1992-02-04
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1992-03-25
    International Standard published
• 90
  Review
• 95
  Withdrawal
  • 95.99 2001-04-20
    Withdrawal of International Standard