I suspect CR is referring to the new mineral requirements for the new incentive. If you're a reservationist and signed the binding agreement, you fall under the transition plan for the old rules. See this page, specifically starting with the section titled "Purchase date vs. delivery date":
Credits for New Electric Vehicles Purchased in 2022 or Before | Internal Revenue Service
If you bought or leased a new, qualified plug-in electric vehicle (EV) in 2022 or before, you may be eligible for a clean vehicle tax credit up to $7,500 under IRC 30D.