Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
• 30
  Committee
  • 30.00 1977-06-01
    Committee draft (CD) registered
• 40
  Enquiry
  • 40.00 1978-01-01
    DIS registered
  • 40.20 1979-03-01
    DIS ballot initiated: 12 weeks
  • 40.60 1979-09-01
    Close of voting
• 50
  Approval
  • 50.00 1979-11-01
    Final text received or FDIS registered for formal approval
  • 50.20 1980-05-01
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1980-05-01
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1980-05-01
    International Standard published
• 90
  Review
  • 90.93 1990-10-01
    International Standard confirmed
  • 90.20 1994-11-30
    International Standard under systematic review
  • 90.60 1995-06-30
    Close of review
  • 90.93 1995-10-09
    International Standard confirmed
  • 90.20 1999-11-25
    International Standard under systematic review
  • 90.60 2000-06-30
    Close of review
  • 90.20 2004-11-25
    International Standard under systematic review
  • 90.60 2005-07-15
    Close of review
  • 90.93 2006-11-20
    International Standard confirmed
  • 90.20 2011-10-15
    International Standard under systematic review
  • 90.60 2012-03-17
    Close of review
  • 90.93 2012-03-29
    International Standard confirmed
  • 90.20 2017-01-15
    International Standard under systematic review
  • 90.60 2017-06-07
    Close of review
  • 90.93 2017-10-31
    International Standard confirmed
  • 90.20 2022-10-15
    International Standard under systematic review
  • 90.60 2023-03-05
    Close of review
  • 90.93 2023-03-06
    International Standard confirmed
  • 90.20
    International Standard under systematic review
  • 90.60
    Close of review
  • 90.99
    Withdrawal of International Standard proposed by TC or SC
• 95
  Withdrawal
  • 95.99
    Withdrawal of International Standard