If you purchased the vehicle originally and are now just refinancing, then no, you should not have to pay sales tax again. They should realize it is a refi and not a new purchase. Idiots like that would make me hesitant to use that credit union for my loan.
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2011 370Z 6MT Sport Gun Metallic | ARC | CJM | Ecutek | FI | Fujimura | R2C | SPL | Stillen | TWM | Z1 | ZSpeed | |