Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
• 30
  Committee
  • 30.00 1979-04-01
    Committee draft (CD) registered
  • 30.99 1979-07-01
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1984-04-12
    DIS registered
  • 40.20 1985-10-10
    DIS ballot initiated: 12 weeks
  • 40.60 1986-04-01
    Close of voting
  • 40.92 1987-06-01
    Full report circulated: DIS referred back to TC or SC
  • 40.00 1989-10-05
    DIS registered
  • 40.20 1990-09-06
    DIS ballot initiated: 12 weeks
  • 40.60 1990-12-01
    Close of voting
  • 40.92 1991-04-01
    Full report circulated: DIS referred back to TC or SC
• 50
  Approval
  • 50.00 1995-11-07
    Final text received or FDIS registered for formal approval
  • 50.20 1996-08-07
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1996-08-07
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1996-09-26
    International Standard published
• 90
  Review
  • 90.20 2001-01-25
    International Standard under systematic review
  • 90.60 2001-07-30
    Close of review
  • 90.93 2020-08-27
    International Standard confirmed
• 95
  Withdrawal