The heraldic shield consists in several elements: a simple shield in a blue background; a golden bridge on silver waves and blue water, superimposed by a tower, also golden. It is stamped with the Spanish Crown.The meaning of the shield is based on historical facts, reconstructed, in order to facilitate its characteristic identity. The silver and blue waves, symbolize the Deva and Quiviesa rivers. Potes, is located in the fork of such rivers, which is without any doubt a strategic factor determining the importance of the village inside the region of Liébana, as both valleys meet here.