Cal. Civ. Code § 662 : CALIFORNIA CIVIL CODE — PROPERTY — PROPERTY IN GENERAL — NATURE OF PROPERTY — Incidental or appurtenant to land TEXT PDF A thing is deemed to be incidental or appurtenant to land when it is by right used with the land for its benefit, as in the case of a way, or watercourse, or of a passage for light, air, or heat from or across the land of another. Ca. Civ. Code § 662 Enacted 1872.