Historical Rules · 13 October 2023
Rule 704.5p
Official source text from the 13 October 2023 Rules release
If a battle or creature is attached to an object or player, it becomes unattached and remains on the battlefield. Similarly, if any nonbattle, noncreature permanent that’s neither an Aura, an Equipment, nor a Fortification is attached to an object or player, it becomes unattached and remains on the battlefield.