Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
• 30
  Committee
  • 30.00 1977-01-01
    Committee draft (CD) registered
  • 30.20 1982-11-01
    CD study initiated
  • 30.99 1982-11-01
    CD approved for registration as DIS
  • 30.20 1995-01-12
    CD study initiated
  • 30.99 1995-05-12
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1977-05-01
    DIS registered
  • 40.20 1978-01-01
    DIS ballot initiated: 12 weeks
  • 40.60 1978-07-01
    Close of voting
  • 40.92 1979-05-01
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1982-11-01
    DIS registered
  • 40.20 1983-02-01
    DIS ballot initiated: 12 weeks
  • 40.60 1983-08-01
    Close of voting
  • 40.92 1995-01-12
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1995-08-09
    DIS registered
  • 40.20 1995-09-14
    DIS ballot initiated: 12 weeks
  • 40.60 1996-04-17
    Close of voting
• 50
  Approval
  • 50.00 1996-06-20
    Final text received or FDIS registered for formal approval
  • 50.20 1996-12-04
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1996-12-04
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1997-01-30
    International Standard published
• 90
  Review
  • 90.92 2000-04-01
    International Standard to be revised
• 95
  Withdrawal
  • 95.99 2002-09-12
    Withdrawal of International Standard

Revised by