Now

• 00
  Preliminary
• 10
  Proposal
• 20
  Preparatory
  • 20.00 1983-01-01
    New project registered in TC/SC work programme
• 30
  Committee
  • 30.00 1985-12-11
    Committee draft (CD) registered
  • 30.99 1986-02-07
    CD approved for registration as DIS
• 40
  Enquiry
• 50
  Approval
  • 50.00 1986-02-07
    Final text received or FDIS registered for formal approval
  • 50.20 1989-03-16
    Proof sent to secretariat or FDIS ballot initiated: 8 weeks
  • 50.60 1989-03-16
    Close of voting. Proof returned by secretariat
• 60
  Publication
  • 60.60 1989-06-22
    International Standard published
• 90
  Review
  • 90.93 1995-01-23
    International Standard confirmed
  • 90.20 2003-11-25
    International Standard under systematic review
  • 90.60 2004-12-31
    Close of review
  • 90.93 2004-12-31
    International Standard confirmed
  • 90.20 2007-01-15
    International Standard under systematic review
  • 90.60 2007-06-20
    Close of review
  • 90.93 2007-10-23
    International Standard confirmed
  • 90.20 2012-10-15
    International Standard under systematic review
  • 90.60 2013-03-20
    Close of review
• 95
  Withdrawal
  • 95.99 2013-12-10
    Withdrawal of International Standard