According to Utah law, the term 'heritage trees' refers to any tree or group of trees designated by the Utah Division of Forestry, Fire and State Lands that is indigenous to Utah, has adapted exceptionally well to the climatic conditions of the state, or is one of a kind and:
- Has exceptional national, state, or local historic significance;
- Has an exceptional size or exceptional form for its species;
- Has an exceptional age for its species; or
Is the sole representative of its species.