《明史·列传·卷二百一十五》
向朝廷通贡物后，归降的人不分是有罪还是无罪，都免予收纳。
通贡后，降者不分有罪无罪，免收纳。
After the tributary items have been presented to the court, those who surrender, regardless of whether they are guilty or innocent, shall be exempted from punishment.