$7500 EV lease rebate - still qualify with higher income?

[delta737h]

@holeydonut

I’m curious if there’s an inflection point where if the MF gets low enough or the tax rate gets low enough… that you’d be worse off with CCR Rebate vs Residual Rebate.

To find the break-even money factor, set the inequality = 0 and solve for F as follows…

To find the break-even sales tax rate, set the inequality = 0 and solve for
as follows…