以下这项是我在填州税（south Carolina）的时候碰到的，是什么东西啊？谢谢！
the carryover of unused non-refundable credits from prior years
w*****g 发帖数: 186
2
查看了一下解释，还是不明白。
Enter the carryover of unused non-refundable credits from prior years. Refer
to the particular form applicable to your tax credit for the maximum credit
and period of time to carryover. Attach a break down of the credit by type
and year started.
【在 w*****g 的大作中提到】 : 以下这项是我在填州税（south Carolina）的时候碰到的，是什么东西啊？谢谢！ : the carryover of unused non-refundable credits from prior years
