ISO9001:2000 has replaced the old ISO9001:1994 standard
ISO 9001 2000 has replaced the old ISO 9001 1994 standard. In addition, the old ISO 9002 1994 and ISO 9003 1994 quality standards have been discontinued. They are now obsolete.

If you're now ISO 9001 certified, you're going to have to update your quality management system in order to meet the new ISO 9001 2000 requirements. And if you're now ISO 9002 or ISO 9003 certified, you're going to have to become ISO 9001 2000 certified.

ISO14001:2004 has replaced the old ISO14001:1996 standard
ISO published the new ISO 14001:2004 environmental management standard on November 15, 2004. It replaces the old ISO 14001:1996 standard.

You have until May 15, 2006 to make the transition to the new standard. On that date the old standard will expire. So if you're now ISO 14001:1996 certified, you're going to have to update your environmental management system in order to meet the new ISO 14001 2004 requirements.

ISO13485:2003 has replaced the old ISO13485:1996 standard
ISO published the new ISO 13485: 2003 standard on July 15, 2003. It replaces the old ISO 13485:1996 and ISO 13488:1996 standards.

You have until July 15, 2006 to make the transition to the new standard. On that date the old standards will expire. So if you're now ISO 13485:1996 or ISO 13488:1996 certified, you're going to have to update your quality management system in order to meet the new ISO 13485 2003 requirements.