Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1971-01-01
    New project registered in TC/SC work programme
• 30
  Committee
  • 30.00 1976-01-01
    Committee draft (CD) registered
  • 30.20 1982-01-01
    CD study initiated
• 40
  Enquiry
  • 40.00 1976-01-01
    DIS registered
  • 40.20 1976-08-01
    DIS ballot initiated: 12 weeks
  • 40.92 1977-06-01
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1982-01-01
    DIS registered
  • 40.20 1982-12-01
    DIS ballot initiated: 12 weeks
  • 40.60 1983-03-01
    Close of voting
• 50
  Approval
  • 50.00 1984-09-01
    Final text received or FDIS registered for formal approval
  • 50.20 1984-12-01
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1984-12-01
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1985-02-21
    International Standard published
• 90
  Review
  • 90.92 1994-11-30
    International Standard to be revised
  • 90.93 2005-10-05
    International Standard confirmed
  • 90.92 2006-03-27
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 2008-09-09
    Withdrawal of International Standard

Revised by