I'm just quoting the FAA. I'm not up for an argument, but they seem to disagree with you.
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Which Drones Must Comply With Remote ID?
Drones which are required to be registered or are registered, including those flown for...
That is only for Drones "Required" to be registered..If you have already registered your "required to be registered" Drone then that also applies. It doesnt apply to Drones that are not "required".
Drones with a weight of 250g and below are NOT...
All Drones "Required" for registration must fly with RID. There is an exemption for recreational flyers under 250g, SO turning on the RID would be your choice really. If its "registered" you are still in compliance if your Flying for recreation...