Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1986-12-01
    New project registered in TC/SC work programme
  • 20.20 1987-12-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1991-12-01
    Committee draft (CD) registered
  • 30.20 1991-12-01
    CD study initiated
  • 30.99 1996-02-21
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1996-09-17
    DIS registered
  • 40.20 1996-10-17
    DIS ballot initiated: 12 weeks
  • 40.60 1997-05-16
    Close of voting
• 50
  Approval
  • 50.00 1997-12-02
    Final text received or FDIS registered for formal approval
  • 50.20 1998-05-28
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1998-08-19
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.00 1998-08-20
    International Standard under publication
  • 60.60 1998-10-22
    International Standard published
• 90
  Review
  • 90.20 2003-11-25
    International Standard under systematic review
  • 90.60 2005-10-10
    Close of review
  • 90.93 2005-10-10
    International Standard confirmed
  • 90.20 2010-10-15
    International Standard under systematic review
  • 90.60 2011-03-17
    Close of review
  • 90.93 2011-04-15
    International Standard confirmed
  • 90.20 2016-04-15
    International Standard under systematic review
  • 90.60 2016-09-17
    Close of review
  • 90.93 2016-09-23
    International Standard confirmed
  • 90.20 2021-07-15
    International Standard under systematic review
  • 90.60 2021-12-03
    Close of review
  • 90.93 2022-04-26
    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