Two Circles: Binding together of different ethnic and cultural groups working harmoniously towards the development of the community.
Shield: From the Provincial Seal of Isabela where the town is located.
Star: Tumauini as the "Shining Star of the North", indicative of star qualities, lofty ideals and grand ambitions.
1751: Year the Municipality was founded.
Sunrays: Municipality's ever-desirable blessings of love, peace, justice. freedom, and progress.