Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1985-12-01
    New project registered in TC/SC work programme
• 30
  Committee
  • 30.00 1986-03-01
    Committee draft (CD) registered
  • 30.99 1987-09-28
    CD approved for registration as DIS
• 40
  Enquiry
  • 40.00 1987-09-28
    DIS registered
  • 40.20 1987-10-29
    DIS ballot initiated: 12 weeks
  • 40.60 1988-05-01
    Close of voting
• 50
  Approval
  • 50.00 1988-11-10
    Final text received or FDIS registered for formal approval
  • 50.20 1989-06-29
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1989-06-29
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1989-09-21
    International Standard published
• 90
  Review
  • 90.20 1993-11-30
    International Standard under systematic review
  • 90.60 1994-07-15
    Close of review
  • 90.93 1994-09-22
    International Standard confirmed
  • 90.20 1998-11-30
    International Standard under systematic review
  • 90.60 1999-07-15
    Close of review
  • 90.20 2003-11-25
    International Standard under systematic review
  • 90.60 2004-07-30
    Close of review
  • 90.93 2004-07-30
    International Standard confirmed
  • 90.20 2009-07-15
    International Standard under systematic review
  • 90.60 2009-12-17
    Close of review
  • 90.93 2010-02-15
    International Standard confirmed
  • 90.20 2015-01-15
    International Standard under systematic review
  • 90.60 2015-06-17
    Close of review
  • 90.93 2015-06-25
    International Standard confirmed
  • 90.20 2020-04-15
    International Standard under systematic review
  • 90.60 2020-09-03
    Close of review
  • 90.93 2021-09-14
    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