Previously

Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1991-08-01
    New project registered in TC/SC work programme
  • 20.20 1994-09-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1995-05-04
    Committee draft (CD) registered
  • 30.20 1995-05-04
    CD study initiated
  • 30.99 1995-12-15
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1996-06-21
    DIS registered
  • 40.20 1996-07-11
    DIS ballot initiated: 12 weeks
  • 40.60 1997-01-22
    Close of voting
• 50
  Approval
  • 50.00 1997-09-01
    Final text received or FDIS registered for formal approval
  • 50.20 1997-11-27
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1998-03-03
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.00 1998-03-06
    International Standard under publication
  • 60.60 1998-05-14
    International Standard published
• 90
  Review
  • 90.20 2002-11-15
    International Standard under systematic review
  • 90.60 2003-06-06
    Close of review
  • 90.93 2003-06-06
    International Standard confirmed
  • 90.20 2008-04-15
    International Standard under systematic review
  • 90.60 2008-09-17
    Close of review
  • 90.93 2010-09-10
    International Standard confirmed
  • 90.20 2015-07-15
    International Standard under systematic review
  • 90.60 2015-12-17
    Close of review
  • 90.93 2016-01-28
    International Standard confirmed
  • 90.20 2020-10-15
    International Standard under systematic review
  • 90.60 2021-03-05
    Close of review
  • 90.93 2021-03-12
    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