Shield: Derived from the Provincial Seal of Ilocos Norte where the town is located.

Red Lettering: Signifies the bravery of the legendary leader Apo Dumalneg and the Yapayaos.

Background Features: Represent Mt. Quebrada, Mt. Sinmuba and the hills that surround Dumalneg.

Orchids: Symbolizes the municipal flower.

Deers: Represent the wildlife that abounds in the Municipality.

Ribbon: Depicts the peace-loving townspeople.

Shield Border: Represents rattan, the town's forest product.