Any USAR Team having the mandate to deploy internationally is eligible to apply for an IEC, provided it has the endorsement of its Member State's INSARAG Policy Focal Point. Upon successful completion of an IEC, classified USAR Teams are included in the USAR Directory at the classification level achieved.

有权限执行国际任务的 USAR 队伍在获得该国 INSARAG 政策联络员许可的情况下都有资格申请 IEC。成功通过 IEC 后，USAR 队伍将按照通过测评的级别列入 USAR 目录。