Previously

Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1981-06-01
    New project registered in TC/SC work programme
  • 20.20 1984-10-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1984-11-01
    Committee draft (CD) registered
  • 30.20 1986-12-01
    CD study initiated
  • 30.20 1987-12-01
    CD study initiated
  • 30.99 1990-03-05
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1990-03-15
    DIS registered
  • 40.20 1991-02-28
    DIS ballot initiated: 12 weeks
  • 40.60 1991-09-01
    Close of voting
• 50
  Approval
  • 50.00 1992-09-24
    Final text received or FDIS registered for formal approval
  • 50.20 1993-04-16
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1993-04-16
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1993-06-16
    International Standard published
• 90
  Review
  • 90.20 1997-11-30
    International Standard under systematic review
  • 90.60 1998-07-15
    Close of review
  • 90.93 1998-10-29
    International Standard confirmed
  • 90.20 2003-08-13
    International Standard under systematic review
  • 90.60 2004-08-17
    Close of review
  • 90.93 2004-12-10
    International Standard confirmed
  • 90.20 2009-10-15
    International Standard under systematic review
  • 90.60 2010-03-17
    Close of review
  • 90.93 2012-07-15
    International Standard confirmed
  • 90.20 2017-07-15
    International Standard under systematic review
  • 90.60 2017-12-06
    Close of review
  • 90.99 2018-05-03
    Withdrawal of International Standard proposed by TC or SC
• 95
  Withdrawal
  • 95.20 2018-06-01
    Withdrawal ballot initiated
  • 95.60 2018-07-30
    Close of voting
  • 95.99 2018-07-31
    Withdrawal of International Standard