Under what circumstances must rapid response services be delivered?

Rapid response must be delivered when one or more of the following circumstances occur: (a) Announcement or notification of a permanent closure, regardless of the number of workers affected; (b) Announcement or notification of a mass layoff as defined in § 682.305; (c) A mass job dislocation resulting from a natural or other disaster; or (d) The filing of a Trade Adjustment Assistance (TAA) petition.