26 USC Subchapter A
Nonresident Aliens and Foreign Corporations
through Public Law 119-27, except Public Law 119-21
§
1441
Withholding of tax on nonresident aliens
§
1442
Withholding of tax on foreign corporations
§
1443
Foreign tax-exempt organizations
§
1444
Withholding on Virgin Islands source income
§
1445
Withholding of tax on dispositions of United States real property interests
§
1446
Withholding of tax on foreign partners' share of effectively connected income