July, 2006—The target date for USDA to issue a proposed rule setting forth the requirements for NAIS premises registration, animal identification, and animal tracking. A limited public comment period will follow publication of the rule.

Fall, 2007—The USDA will publish a final rule to establish the requirements of the mandatory NAIS.

January, 2008—Premises registration and animal identification becomes mandatory.

January, 2009—At some unspecified time after this date animal tracking becomes mandatory, including enforcement of the reporting of all animal movements.