Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1978-11-01
    New project registered in TC/SC work programme
  • 20.20 1985-09-01
    Working draft (WD) study initiated
  • 20.20 1989-12-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1991-03-01
    Committee draft (CD) registered
  • 30.99 1991-03-01
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1992-01-06
    DIS registered
  • 40.20 1993-03-18
    DIS ballot initiated: 12 weeks
  • 40.60 1993-10-18
    Close of voting
• 50
  Approval
  • 50.00 1995-04-04
    Final text received or FDIS registered for formal approval
  • 50.20 1996-03-18
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1996-03-18
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1996-06-20
    International Standard published
• 90
  Review
  • 90.20 2001-04-25
    International Standard under systematic review
  • 90.60 2001-07-30
    Close of review
  • 90.93 2001-07-30
    International Standard confirmed
  • 90.20 2006-03-31
    International Standard under systematic review
  • 90.60 2006-06-30
    Close of review
  • 90.93 2007-03-02
    International Standard confirmed
  • 90.20 2012-01-15
    International Standard under systematic review
  • 90.60 2012-06-20
    Close of review
  • 90.93 2013-05-17
    International Standard confirmed
  • 90.20 2018-04-15
    International Standard under systematic review
  • 90.60 2018-09-05
    Close of review
  • 90.93 2019-04-08
    International Standard confirmed
  • 90.20 2024-04-15
    International Standard under systematic review
  • 90.60 2024-09-03
    Close of review
  • 90.20
    International Standard under systematic review
  • 90.60
    Close of review
  • 90.92
    International Standard to be revised
  • 90.93
    International Standard confirmed
  • 90.99
    Withdrawal of International Standard proposed by TC or SC
• 95
  Withdrawal
  • 95.99
    Withdrawal of International Standard