Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1990-07-01
    New project registered in TC/SC work programme
• 30
  Committee
  • 30.00 1991-03-01
    Committee draft (CD) registered
  • 30.20 1991-12-03
    CD study initiated
  • 30.99 1991-12-03
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1992-03-10
    DIS registered
  • 40.20 1992-04-02
    DIS ballot initiated: 12 weeks
  • 40.60 1992-10-28
    Close of voting
• 50
  Approval
  • 50.00 1995-01-12
    Final text received or FDIS registered for formal approval
  • 50.20 1996-02-16
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1996-02-16
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1996-04-25
    International Standard published
• 90
  Review
  • 90.20 2000-11-25
    International Standard under systematic review
  • 90.60 2001-08-21
    Close of review
  • 90.93 2001-08-21
    International Standard confirmed
  • 90.20 2006-01-06
    International Standard under systematic review
  • 90.60 2006-05-31
    Close of review
  • 90.93 2006-05-31
    International Standard confirmed
  • 90.20 2011-10-15
    International Standard under systematic review
  • 90.60 2012-03-17
    Close of review
  • 90.93 2012-07-11
    International Standard confirmed
  • 90.92 2017-07-03
    International Standard to be revised
  • 90.93 2021-02-04
    International Standard confirmed
  • 90.20 2021-04-15
    International Standard under systematic review
  • 90.60 2021-09-03
    Close of review
  • 90.93 2021-09-03
    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