ShieldTierced in pairle reversed Argent, Azure, and Gules, on the first and second an eagle's head erased counterchanged, and on the third, a key palewise, the ward to base, between two electronic flashes, one in bend and the other in bendsinister of the first.
CrestOn a wreath of the colors Argent and Azure, in front of a wreath of laurel Or an equilateral triangle point up with the points barbed Gules and charged with a Philippine sun of the third.
ShieldThe eagle, known for its swiftness, stamina and keen vision, together with the key and electronic flashes symbolize eternal vigilance and security, and allude to the basic mission of the organization. In addition, the eagles' heads adapted from the civic arms of the cities of Frankfurt am Main and Ludwigsburg, Germany respectively, refer to the former and present home areas of the Battalion.
CrestThe crest symbolizes unit awards received by elements of the Battalion. The wreath of laurel refers to the eight Meritorious Unit Commendations for service in the Pacific theater during World War II, in Korea, and in Vietnam, and to the Vietnam Cross of Gallantry with Palm. The triangle and sun symbolize the Philippine Presidential Unit Citation awarded for World War II action.
The coat of arm was originally approved for the 307th Army Security Agency Battalion on 30 June 1975. It was redesignated for the 307th Military Intelligence Battalion on 18 July 1983. The insignia was amended to add a crest on 16 January 1985.