Shield: From the Provincial Seal of Ilocos Norte where the town is located.
Sugarcane: Source of wine locally produced by the Municipality; also the bountiful glory and success of the famous people of Piddig.
Harp: Love for music of the Piddigueños. The 23 strings are the barangays.
Earthen Jar: Local wine production prohibited by the Spaniards which led to the famous Piddig Basi Revolt of 1807.
Quill: Piddigueños' exemplary contribution to Ilocano literature.