OID value: 2.16.840.1.101.2.2.3.38
OID description:
A sigintPLA
directory entry provides for sensitive Special Intelligence
PLAs.
sigintPLA OBJECT-CLASS ::= {
    SUBCLASS OF { plaData }
    MUST CONTAIN { sigad }
    MAY CONTAIN { localityName |
                  nationality |
                  publish |
                  remarks |
                  rI |
                  shortTitle }
    ID id-oc-sigintPLA
}
See also the OID Repository website reference for 2.16.840.1.101.2.2.3.38