Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
• 30
  Committee
  • 30.00 1981-06-01
    Committee draft (CD) registered
  • 30.20 1983-01-01
    CD study initiated
  • 30.99 1983-01-01
    CD approved for registration as DIS
  • 30.20 1985-05-01
    CD study initiated
  • 30.99 1985-08-14
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1981-06-01
    DIS registered
  • 40.20 1981-11-01
    DIS ballot initiated: 12 weeks
  • 40.60 1982-05-01
    Close of voting
  • 40.92 1983-01-01
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1983-10-01
    DIS registered
  • 40.20 1984-03-01
    DIS ballot initiated: 12 weeks
  • 40.92 1985-03-01
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1985-08-14
    DIS registered
  • 40.20 1985-09-19
    DIS ballot initiated: 12 weeks
  • 40.60 1986-02-01
    Close of voting
• 50
  Approval
  • 50.00 1987-01-28
    Final text received or FDIS registered for formal approval
  • 50.20 1987-04-02
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1987-04-02
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1987-06-25
    International Standard published
• 90
  Review
• 95
  Withdrawal
  • 95.99 1996-08-15
    Withdrawal of International Standard