a. There is no time-in-theater requirement to be authorized to wear the SSI–FWTS.
b. A deployed unit that is authorized to wear an SSI in its own right (or an organic component thereof), in
accordance with para 28–16, will wear that unit’s SSI as the SSI–FWTS. This is true regardless of whether the
headquarters element deploys, and regardless of the number of changes to the unit’s alignment or operational control
(OPCON) during the period of deployment.
c. When a unit not entitled to its own SSI deploys, the OPCON relationship prior to deployment is terminated, and a
new OPCON relationship is established. Members of these units will wear the SSI of the lowest echelon deployed unit
entitled to an SSI in each of their new deployed chains of command as their SSI–FWTS.
d. When there is no intermediate unit that has its own SSI in the deployed chain of command, members of units not
entitled to their own SSI will wear the SSI of the senior Army command in the theater as their SSI–FWTS.
e. Soldiers who are cross-leveled, assigned, attached, or augmenting deployed units, and soldiers who are TDY on
orders through the use of DD Form 1610 (Request and Authorization for TDY Travel of DOD Personnel) will wear the
same SSI–FWTS worn by members of the deployed unit(s) to which attached or OPCON. This does not apply to
members of Trial Defense and CIDC, who will wear the SSI of their respective commands as their SSI–FWTS.
f. Soldiers authorized to wear more than one SSI–FWTS may choose which SSI–FWTS they wear. Soldiers also
may elect not to wear the SSI–FWTS.
g. Precedence was established in Vietnam for elements organic to, or an integral part of an organization to wear the
organizational SSI as their SSI–FWTS.