Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1982-04-01
    New project registered in TC/SC work programme
  • 20.20 1984-06-01
    Working draft (WD) study initiated
• 30
  Committee
  • 30.00 1984-11-01
    Committee draft (CD) registered
  • 30.99 1988-09-19
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1988-09-19
    DIS registered
  • 40.20 1988-12-15
    DIS ballot initiated: 12 weeks
  • 40.60 1989-07-20
    Close of voting
• 50
  Approval
  • 50.00 1990-02-16
    Final text received or FDIS registered for formal approval
  • 50.20 1991-03-08
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1991-03-08
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1991-05-16
    International Standard published
• 90
  Review
  • 90.20 1995-11-30
    International Standard under systematic review
  • 90.60 1996-06-30
    Close of review
  • 90.20 2000-11-25
    International Standard under systematic review
  • 90.60 2001-06-07
    Close of review
  • 90.93 2001-06-07
    International Standard confirmed
  • 90.20 2005-11-15
    International Standard under systematic review
  • 90.60 2006-07-15
    Close of review
  • 90.93 2007-09-13
    International Standard confirmed
  • 90.20 2012-07-15
    International Standard under systematic review
  • 90.60 2012-12-19
    Close of review
  • 90.93 2013-07-08
    International Standard confirmed
  • 90.20 2018-01-15
    International Standard under systematic review
  • 90.60 2018-06-06
    Close of review
  • 90.20 2023-04-15
    International Standard under systematic review
  • 90.60 2023-09-03
    Close of review
  • 90.93 2023-09-04
    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