An official website of the United States government. 
The Commission maintains public and confidential service lists for its Import Injury investigations. Public service lists include the names of all parties to the investigations, as well as the address information for the parties or their counsel, if applicable. Confidential service lists include only the names and address information for representatives approved for access to confidential business information under the administrative protective order.
| Seamless Refined Copper Pipe and Tube from Vietnam 731-TA-1528 (Preliminary), Inactive APO Service List, Public Service List, |
| Silica Bricks and Shapes From China Investigation No. 731-TA-1205, Inactive APO Service List, Public Service List, |
| Silicomanganese from Australia 731-TA-1269(Final), Inactive APO Service List, Public Service List, |
| Silicomanganese from Australia 731-TA-1269 (Preliminary), Inactive APO Service List, Public Service List, |
| Silicomanganese from Brazil, China, and Ukraine Investigation No. 731-TA-671-673 (3rd Review), Inactive APO Service List, Public Service List, |
| Silicomanganese from India, Kazakhstan, and Venezuela Investigation No. 731-TA-929-931 (2nd Review), Inactive APO Service List, Public Service List, |
| Silicon Metal From Australia, Brazil, Kazakhstan, and Norway 701-TA-567-569 and 731-TA-1343-1345(Final), Inactive APO Service List, Public Service List, |
| Silicon Metal From Australia, Brazil, Kazakhstan, and Norway 701-TA-567-569 and 731-TA-1343-1345(Preliminary), Inactive APO Service List, Public Service List, |
| Silicon Metal from Bosnia and Herzegovina, Iceland, Kazakhstan and Malaysia 701-TA-652 and 731-TA-1524-1526 (Final), Active APO Service List, Public Service List, |
| Silicon Metal from Russia Investigation No. 731-TA-991 (Remand), Inactive APO Service List, Public Service List, |
| Small Diameter Graphite Electrodes from China Investigation No. 731-TA-1143 (Final), Inactive APO Service List, Public Service List, |
| Small Vertical Shaft Engines from China 701-TA-643 and 731-TA-1493 (Preliminary), Active APO Service List, Public Service List, |
| Small Vertical Shaft Engines from China 701-TA-643 and 731-TA-1493 (Final), Active APO Service List, Public Service List, |
| Small Vertical Shaft Engines from China 701-TA-643 and 731-TA-1493 (Final), Active APO Service List, Public Service List, |
| Sodium Gluconate, Gluconic Acid, and Derivative Products from China 701-TA-590 and 731-TA-1397(Final), Inactive APO Service List, Public Service List, |
| Sodium Hexametaphosphate (SHMP) from China Investigation No. 731-TA-1110 (Final), Inactive APO Service List, Public Service List, |
| Sodium Metal from France Investigation No. 731-TA-1135 (Final), Inactive APO Service List, Public Service List, |
| Sodium Nitrite from Germany and China Investigation Nos. 701-TA-453 (Final) and 731-TA-1136-1137 (Final), Active APO Service List, Public Service List, |
| Sodium Sulfate Anhydrous from Canada 731-1446(Final), Active APO Service List, Public Service List, |
| Softwood Lumber Product from Canada 701-TA-566 and 731-TA-1342(Final), Inactive APO Service List, Public Service List, |
| Softwood Lumber Product from Canada 701-TA-566 and 731-TA-1342(Preliminary), Inactive APO Service List, Public Service List, |
| Softwood Lumber from Canada 701-TA-566 and 731-TA-1342 (Final)(Remand), Inactive APO Service List, Public Service List, |
| Softwood Lumber from Canada 701-TA-566 and 731-TA-1342(USA-CDA-2018-1904-03), Inactive APO Service List, Public Service List, |
| Stainless Steel Flanges from China and India 701-TA-585-586 and 731-TA-1383-1384 (Preliminary), Active APO Service List, Public Service List, |
| Stainless Steel Flanges from China and India 701-TA-585-586 and 731-TA-1383-1384 (Final), Inactive APO Service List, Public Service List, |
| Stainless Steel Kegs from China, Germany, and Mexico 701-TA-610 and 731-TA-1425-1427 (Final), Inactive APO Service List, Public Service List, |
| Stainless Steel Sheet and Strip from China 701-TA-557 and 731-TA-1312(Final), Active APO Service List, Public Service List, |
| Stainless Steel Sheet and Strip from China 701-TA-557 and 731-TA-1312(Preliminary), Active APO Service List, Public Service List, |
| Standard Steel Welded Wire Mesh from Mexico 701-TA-653 and 731-TA-1527(Final), Active APO Service List, Public Service List, |
| Standard Steel Welded Wire Mesh from Mexico 701-TA-653 and 731-TA-1527 (Preliminary), Active APO Service List, Public Service List, |
| Steel Concrete Reinforcing Bar (Rebar) from Japan, Taiwan and Turkey 701-TA-564 and 731-TA-1338-1340 (Preliminary), Active APO Service List, Public Service List, |
| Steel Concrete Reinforcing Bar from Belarus, China, Indonesia, Lativia, Moldova, Poland, and Ukraine Investigation Nos. 731-TA-873-875, 878-880, and 882 (2nd Review), Inactive APO Service List, Public Service List, |
| Steel Concrete Reinforcing Bar from Mexico and Turkey Investigation Nos. 701-TA-502 and 731-TA-1227(F)(Remand), Active APO Service List, Public Service List, |
| Steel Grating from China Investigation Nos. 701-TA-465 and 731-TA-1161 (Final), Inactive APO Service List, Public Service List, |
| Steel Nails from China and the United Arab Emirates Investigation Nos. 731-TA-1185 (Preliminary), Inactive APO Service List, Public Service List, |
| Steel Nails from China and the United Arab Emirates Investigation No. 731-TA-1114-1115 (Final), Inactive APO Service List, Public Service List, |
| Steel Nails from India, Korea, Malaysia, Oman, Taiwan, Turkey and Vietnam Investigation Nos. 701-TA-515-521, 731-TA-1251-1257 (Preliminary), Inactive APO Service List, Public Service List, |
| Steel Nails from India, Oman, Sri Lanka, Thailand and Turkey 701-TA-673-677 and 731-TA-15801583 (Preliminary), Active APO Service List, Public Service List, |
| Steel Nails from Korea, Malaysia, Oman, Taiwan, and Vietnam 701-TA-516-519 and 731-TA-1252-1255 and 1257 (Final), Active APO Service List, Public Service List, |
| Steel Propane Cylinders from China, Taiwan and Thailand 701-TA-607 and 731-TA-1417-1419 (Final), Inactive APO Service List, Public Service List, |
| Steel Propane Cylinders from China, Taiwan and Thailand 701-TA-607 and 731-TA-1417-1419 (Preliminary), Inactive APO Service List, Public Service List, |
| Steel Racks from China 701-TA-608 and 731-TA-1420(Final), Inactive APO Service List, Public Service List, |
| Steel Threaded Rod from China Investigation No. 731-TA-1145 (Final), Inactive APO Service List, Public Service List, |
| Steel Threaded Rod from India and Thailand Investigation No. 701-TA-498-500 and 731-TA-1213-1214 (P), Inactive APO Service List, Public Service List, |
| Steel Trailer Wheels from China 701-TA-609 and 731-TA-1421 (F), Inactive APO Service List, Public Service List, |
| Steel Trailer Wheels from China 701-TA-609 and 731-TA-1421(P), Inactive APO Service List, Public Service List, |
| Steel Trailer Wheels from China 701-TA-609 and 731-TA-1421 (Final), Inactive APO Service List, Public Service List, |
| Steel Welded Wire Mesh from Mexico 701-TA-653 and 731-TA-1527 (Final), Active APO Service List, Public Service List, |
| Steel Wheels from China 701-TA-602 and 731-TA-1412 (Preliminary), Inactive APO Service List, Public Service List, |
| Steel Wheels from China Investigation Nos. 701-TA-478 and 731-TA-1182 (Preliminary), Inactive APO Service List, Public Service List, |