Voice crossing · Rules
In each chord, every voice stays below the one above it: the alto does not go below the tenor, nor the tenor below the bass, nor the soprano below the alto. Crossing between alto and tenor is only a warning.
- Voice crossing: In each chord, every voice stays below the one above it: the alto does not go below the tenor, nor the tenor below the bass, nor the soprano below the alto. Crossing between alto and tenor is only a warning. (Piston, ch. 3, p. 34)