North Carolina Administrative Code Title 17 — Revenue
17 NCAC 07B .3003 — Returned Merchandise
If an article sold is returned and the sale is rescinded by a refund of the entire amount paid including tax, the vendor is entitled to obtain a refund of or credit for the sales or use tax paid to the Department by reason of the initial sale of such merchandise. The records of the taxpayer must clearly reflect and support his claim for any such refund or credit.
Source: official text