| Warning Letter — Walgreens | 671355 Nov 7, 2023 |
| Warning Letter — Northway Tobacco | 671278 Nov 7, 2023 |
| Warning Letter — Lucky Seven/BP | 671225 Nov 7, 2023 |
| Warning Letter — Chris' Food Center | 671326 Nov 7, 2023 |
| Warning Letter — Kwik Trip 843 | 671281 Nov 7, 2023 |
| Warning Letter — The Smoke Saloon | 671323 Nov 7, 2023 |
| Warning Letter — Rice Street Tobacco | 641619 Nov 7, 2023 |
| Warning Letter — Casey's General Store | 671277 Nov 7, 2023 |
| Warning Letter — Marathon | 671180 Nov 7, 2023 |
| Warning Letter — Casey's General Store | 671276 Nov 7, 2023 |
| Warning Letter — FillMeUP / BP | 671026 Nov 2, 2023 |
| Warning Letter — Freedom / BP | 669113 Nov 2, 2023 |
| Warning Letter — Casey's General Store | 670729 Oct 31, 2023 |
| Warning Letter — Clark | 670708 Oct 31, 2023 |
| Warning Letter — SPF Convenience Stores/Cenex | 670712 Oct 31, 2023 |
| Warning Letter — FILLME UP FOOD AND FUEL / AMOCO | 670845 Oct 31, 2023 |
| Warning Letter — Holiday 440 | 670679 Oct 31, 2023 |
| Warning Letter — Hugo's Family Marketplace 2 | 670728 Oct 31, 2023 |
| Warning Letter — Smoke N Cloud Tobacco | 670533 Oct 26, 2023 |
| Warning Letter — Snap Market | 670148 Oct 24, 2023 |
| Warning Letter — Casey's General Store 2645 | 670146 Oct 24, 2023 |
| Warning Letter — Tobacco Vapor Zone | 670147 Oct 24, 2023 |
| Warning Letter — Caseya??S General Store | 670232 Oct 24, 2023 |
| Warning Letter — Milmarket / BP | 670149 Oct 24, 2023 |
| Warning Letter — Tobacconist | 670251 Oct 24, 2023 |
| Warning Letter — Drua Liquor Store | 670233 Oct 24, 2023 |
| Warning Letter — Drive In Liqours | 670234 Oct 24, 2023 |
| Warning Letter — BLUE LINE TRAVEL CENTER / CENEX | 670038 Oct 19, 2023 |
| Warning Letter — Selby Wines & Spirits | 670043 Oct 19, 2023 |
| Warning Letter — Tierneys Liquor | 670039 Oct 19, 2023 |
| Warning Letter — Almich's Market | 670037 Oct 19, 2023 |
| Warning Letter — BP | 670044 Oct 19, 2023 |
| Warning Letter — Shorewood Tobacco | 670042 Oct 19, 2023 |
| Warning Letter — Route 22 Bar And Grill | 669931 Oct 19, 2023 |
| Warning Letter — Little Canada Smoke Shop And Specialties | 670041 Oct 19, 2023 |
| Warning Letter — Merwin Liquors | 669579 Oct 17, 2023 |
| Warning Letter — Clay's Drive-In Liquor | 669581 Oct 17, 2023 |
| Warning Letter — Expresslane Convenience Stores | 669582 Oct 17, 2023 |
| Warning Letter — Casey's 2998 | 669635 Oct 17, 2023 |
| Warning Letter — Jerry's Home Quality Foods | 669334 Oct 12, 2023 |
| Warning Letter — American Distribution And Manufacturing Co, LLC | 660340 Oct 12, 2023 |
| Warning Letter — Buddha Glass | 669391 Oct 12, 2023 |
| Warning Letter — Skindelien's / BP | 667146 Oct 12, 2023 |
| Warning Letter — Superfair Foods | 669171 Oct 10, 2023 |
| Warning Letter — Rochester Smoke Shop | 664800 Oct 5, 2023 |
| Warning Letter — BP / Fish Rock Country Market | 668890 Oct 5, 2023 |
| Warning Letter — Cub Foods | 668643 Oct 3, 2023 |
| Warning Letter — Brad's Market | 668637 Oct 3, 2023 |
| Warning Letter — HY-VEE INC | 668885 Oct 3, 2023 |
| Warning Letter — Top Star Tobacco | 668638 Oct 3, 2023 |