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Notice 2021-55

SECTION 4. DRAFTING

Internal Revenue Bulletin 2021-41 · 2026-10-03 edition · updated 2026-10-04 · United States

INFORMATION

The principal author of this notice is Lewis Saideman of the Office of Associate Chief Counsel (Income Tax & Accounting). For further information regarding this notice, please contact Mr. Saideman at (202) 317-7006 (not a toll-free number).

APPENDIX

Arizona

Counties of Apache, Cochise, Coconino, Gila, Graham, Greenlee, La Paz, Maricopa, Mohave, Navajo, Pima, Pinal, Santa Cruz, Yavapai, and Yuma.

Arkansas

Counties of Benton, Carroll, Madison, and Washington.

1 The term “counties” in this notice includes boroughs, census areas, counties, islands, municipalities, or parishes.

Bulletin No. 2021–41 461 October 12, 2021

California

Counties of Alameda, Alpine, Amador, Butte, Calaveras, Colusa, Contra Costa, Del Norte, El Dorado, Fresno, Glenn, Humboldt, Imperial, Inyo, Kern, Kings, Lake, Lassen, Los Angeles, Madera, Marin, Mariposa, Mendocino, Merced, Modoc, Mono, Monterey, Napa, Nevada, Orange, Placer, Plumas, Riverside, Sacramento, San Benito, San Bernardino, San Diego, San Francisco, San Joaquin, San Luis Obispo, San Mateo, Santa Barbara, Santa Clara, Santa Cruz, Shasta, Sierra, Siskiyou, Solano, Sonoma, Stanislaus, Sutter, Tehama, Trinity, Tulare, Tuolumne, Ventura, Yolo, and Yuba.

Colorado

Counties of Adams, Alamosa, Arapahoe, Archuleta, Baca, Bent, Boulder, Broomfield, Chaffee, Cheyenne, Clear Creek, Conejos, Costilla, Crowley, Custer, Delta, Denver, Dolores, Douglas, Eagle, Elbert, El Paso, Fremont, Garfield, Gilpin, Grand, Gunnison, Hinsdale, Huerfano, Jackson, Jefferson, Kiowa, Kit Carson, Lake, La Plata, Larimer, Las Animas, Lincoln, Logan, Mesa, Mineral, Moffat, Montezuma, Montrose, Morgan, Otero, Ouray, Park, Phillips, Pitkin, Prowers, Pueblo, Rio Blanco, Rio Grande, Routt, Saguache, San Juan, San Miguel, Sedgwick, Summit, Teller, Washington, Weld, and Yuma.

Connecticut

Counties of Hartford, Litchfield, Middlesex, New Haven, New London, Tolland, and Windham.

Hawaii

Counties of Hawaii, Honolulu, Kalawao, Kauai, and Maui.

Idaho

Counties of Ada, Adams, Bannock, Bear Lake, Benewah, Bingham, Blaine, Boise, Bonner, Bonneville, Boundary, Butte, Camas, Canyon, Caribou, Cassia, Clark, Clearwater, Custer, Elmore, Franklin, Fremont, Gem, Gooding, Idaho, Jefferson, Jerome, Kootenai, Latah, Lemhi, Lewis,

Lincoln, Minidoka, Nez Perce, Oneida, Owyhee, Payette, Power, Shoshone, Teton, Twin Falls, Valley, and Washington.

Illinois

Counties of Boone, Christian, Cook, DeKalb, De Witt, DuPage, Jo Daviess, Kane, Lake, Logan, McHenry, Macon, Menard, Ogle, Piatt, Sangamon, Stephenson, and Winnebago.

Iowa

Counties of Adair, Adams, Allamakee, Audubon, Benton, Black Hawk, Boone, Bremer, Buchanan, Buena Vista, Butler, Calhoun, Carroll, Cass, Cerro Gordo, Cherokee, Chickasaw, Clay, Clayton, Crawford, Dallas, Delaware, Dickinson, Dubuque, Emmet, Fayette, Floyd, Franklin, Fremont, Greene, Grundy, Guthrie, Hamilton, Hancock, Hardin, Harrison, Howard, Humboldt, Ida, Iowa, Jasper, Johnson, Keokuk, Kossuth, Linn, Lyon, Madison, Mahaska, Marshall, Mills, Mitchell, Monona, Montgomery, O’Brien, Osceola, Page, Palo Alto, Plymouth, Pocahontas, Polk, Pottawattamie, Poweshiek, Sac, Shelby, Sioux, Story, Tama, Warren, Webster, Winnebago, Winneshiek, Woodbury, Worth, and Wright.

Kansas

Counties of Brown, Cheyenne, Clark, Clay, Cloud, Comanche, Decatur, Dickinson, Geary, Gove, Graham, Grant, Greeley, Hamilton, Jackson, Jewell, Kearny, Lincoln, Logan, Marshall, Meade, Mitchell, Morton, Nemaha, Norton, Ottawa, Phillips, Pottawatomie, Rawlins, Republic, Riley, Scott, Seward, Sheridan, Sherman, Smith, Stanton, Stevens, Thomas, Wabaunsee, Wallace, Washington, and Wichita.

Maine

Counties of Androscoggin, Aroostook, Cumberland, Franklin, Hancock, Kennebec, Knox, Lincoln, Oxford, Penobscot, Piscataquis, Sagadahoc, Somerset, Waldo, Washington, and York.

Massachusetts

Counties of Barnstable, Berkshire, Bristol, Dukes, Essex, Franklin, Hampden, Hampshire, Middlesex, Nantucket, Norfolk, Plymouth, Suffolk, and Worcester.

Michigan

County of Alcona, Allegan, Arenac, Barry, Bay, Benzie, Berrien, Branch, Calhoun, Cass, Clinton, Eaton, Genesee, Gladwin, Grand Traverse, Gratiot, Hillsdale, Huron, Ingham, Ionia, Iosco, Isabella, Jackson, Kalamazoo, Kent, Lapeer, Leelanau, Livingston, Manistee, Mason, Mecosta, Midland, Montcalm, Muskegon, Newaygo, Ogemaw, Ottawa, Saginaw, Saint Clair, Saint Joseph, Sanilac, Shiawassee, Tuscola, Van Buren, Washtenaw, and Wexford.

Minnesota

County of Aitkin, Anoka, Becker, Beltrami, Benton, Big Stone, Blue Earth, Brown, Carlton, Carver, Cass, Chippewa, Chisago, Clay, Clearwater, Cook, Cottonwood, Crow Wing, Dakota, Douglas, Faribault, Fillmore, Freeborn, Goodhue, Grant, Hennepin, Houston, Hubbard, Isanti, Itasca, Jackson, Kanabec, Kandiyohi, Kittson, Koochiching, Lac qui Parle, Lake, Lake of the Woods, Le Sueur, Lincoln, Lyon, McLeod, Mahnomen, Marshall, Martin, Meeker, Mille Lacs, Morrison, Mower, Murray, Nicollet, Nobles, Norman, Otter Tail, Pennington, Pine, Pipestone, Polk, Pope, Ramsey, Red Lake, Redwood, Renville, Rice, Rock, Roseau, Saint Louis, Scott, Sherburne, Sibley, Stearns, Steele, Stevens, Swift, Todd, Traverse, Wadena, Waseca, Washington, Watonwan, Wilkin, Wright, and Yellow Medicine.

Mississippi

Counties of Grenada, Leflore, Quitman, Tallahatchie, and Yalobusha.

Missouri

Counties of Atchison, Barry, Barton, Cedar, Christian, Dade, Douglas, Greene, Holt, Jasper, Lawrence, McDonald, Newton, Polk, Stone, Taney, Vernon, and Webster.

October 12, 2021 462 Bulletin No. 2021–41

Montana

Counties of Beaverhead, Big Horn, Blaine, Broadwater, Carbon, Carter, Cascade, Chouteau, Custer, Daniels, Dawson, Deer Lodge, Fallon, Fergus, Flathead, Gallatin, Garfield, Glacier, Golden Valley, Granite, Hill, Jefferson, Judith Basin, Lake, Lewis and Clark, Liberty, Lincoln, McCone, Madison, Meagher, Mineral, Missoula, Musselshell, Park, Petroleum, Phillips, Pondera, Powder River, Powell, Prairie, Ravalli, Richland, Roosevelt, Rosebud, Sanders, Sheridan, Silver Bow, Stillwater, Sweet Grass, Teton, Toole, Treasure, Valley, Wheatland, Wibaux, and Yellowstone.

Nebraska

Counties of Adams, Antelope, Arthur, Banner, Box Butte, Boyd, Buffalo, Burt, Butler, Cass, Cedar, Chase, Cherry, Cheyenne, Clay, Colfax, Cuming, Custer, Dakota, Dawes, Dawson, Deuel, Dixon, Dodge, Douglas, Dundy, Franklin, Frontier, Furnas, Gage, Garden, Garfield, Gosper, Grant, Greeley, Hall, Hamilton, Harlan, Hayes, Hitchcock, Holt, Howard, Jefferson, Johnson, Kearney, Keith, Keya Paha, Kimball, Knox, Lancaster, Lincoln, McPherson, Madison, Merrick, Morrill, Nance, Nemaha, Nuckolls, Otoe, Pawnee, Perkins, Phelps, Pierce, Platte, Red Willow, Richardson, Rock, Saline, Sarpy, Saunders, Scotts Bluff, Sheridan, Sherman, Sioux, Stanton, Thayer, Thurston, Valley, Washington, Wayne, Webster, and Wheeler.

Nevada

City of Carson City. Counties of Churchill, Clark, Douglas, Elko, Esmeralda, Eureka, Humboldt, Lander, Lincoln, Lyon, Mineral, Nye, Pershing, Storey, Washoe, and White Pine.

New Hampshire

Counties of Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough, Merrimack, Rockingham, Strafford, and Sullivan.

New Mexico

Counties of Bernalillo, Catron, Chaves, Cibola, Colfax, Curry, DeBaca, Dona

Ana, Eddy, Grant, Guadalupe, Harding, Hidalgo, Lea, Lincoln, Los Alamos, Luna, McKinley, Mora, Otero, Quay, Rio Arriba, Roosevelt, Sandoval, San Juan, San Miguel, Santa Fe, Sierra, Socorro, Taos, Torrance, Union, and Valencia.

New York

Counties of Allegany, Cattaraugus, Hamilton, Herkimer, Jefferson, Lewis, Oneida, Saint Lawrence, and Suffolk.

North Carolina

Counties of Bladen, Brunswick, Columbus, Duplin, New Hanover, Onslow, Pender, Robeson, Sampson, and Scotland.

North Dakota

Counties of Adams, Barnes, Benson, Billings, Bottineau, Bowman, Burke, Burleigh, Cass, Cavalier, Dickey, Divide, Dunn, Eddy, Emmons, Foster, Golden Valley, Grand Forks, Grant, Griggs, Hettinger, Kidder, LaMoure, Logan, McHenry, McIntosh, McKenzie, McLean, Mercer, Morton, Mountrail, Nelson, Oliver, Pembina, Pierce, Ramsey, Ransom, Renville, Richland, Rolette, Sargent, Sheridan, Sioux, Slope, Stark, Steele, Stutsman, Towner, Traill, Walsh, Ward, Wells, and Williams.

Oklahoma

Counties of Atoka, Beaver, Beckham, Blaine, Bryan, Caddo, Canadian, Carter, Choctaw, Cimarron, Coal, Custer, Dewey, Ellis, Grady, Greer, Harmon, Harper, Jackson, Jefferson, Johnston, Kiowa, Love, Major, Marshall, Murray, Roger Mills, Texas, Tillman, Washita, Woods, and Woodward.

Oregon

Counties of Baker, Benton, Clackamas, Clatsop, Columbia, Coos, Crook, Curry, Deschutes, Douglas, Gilliam, Grant, Harney, Hood River, Jackson, Jefferson, Josephine, Klamath, Lake, Lane, Lincoln, Linn, Malheur, Marion, Morrow, Multnomah, Polk, Sherman, Tillamook, Umatilla, Union, Wallowa, Wasco, Washington, Wheeler, and Yamhill.

Pennsylvania

Counties of Blair, Cambria, Cameron, Centre, Clearfield, Clinton, Huntingdon, Lycoming, McKean, Potter, Tioga, and Union.

Rhode Island

Counties of Bristol, Kent, Newport, Providence, and Washington.

South Carolina

Counties of Calhoun, Chesterfield, Clarendon, Darlington, Dillon, Florence, Georgetown, Horry, Kershaw, Lee, Lexington, Marion, Marlboro, Orangeburg, Richland, Sumter, and Williamsburg.

South Dakota

Counties of Aurora, Beadle, Bennett, Bon Homme, Brookings, Brown, Brule, Buffalo, Butte, Campbell, Charles Mix, Clark, Clay, Codington, Corson, Custer, Davison, Day, Deuel, Dewey, Douglas, Edmunds, Fall River, Faulk, Grant, Gregory, Haakon, Hamlin, Hand, Hanson, Harding, Hughes, Hutchinson, Hyde, Jackson, Jerauld, Jones, Kingsbury, Lake, Lawrence, Lincoln, Lyman, McCook, McPherson, Marshall, Meade, Mellette, Miner, Minnehaha, Moody, Oglala Lakota, Pennington, Perkins, Potter, Roberts, Sanborn, Spink, Stanley, Sully, Todd, Tripp, Turner, Union, Walworth, Yankton, and Ziebach.

Texas

Counties of Andrews, Angelina, Aransas, Armstrong, Atascosa, Austin, Bailey, Bandera, Bastrop, Baylor, Bee, Bell, Bexar, Blanco, Borden, Bosque, Brazoria, Brazos, Brewster, Briscoe, Brooks, Brown, Burleson, Burnet, Caldwell, Calhoun, Callahan, Cameron, Carson, Castro, Cherokee, Childress, Clay, Cochran, Coke, Coleman, Collin, Collingsworth, Colorado, Comal, Comanche, Concho, Cooke, Coryell, Cottle, Crane, Crockett, Crosby, Culberson, Dallam, Dallas, Dawson, Deaf Smith, Denton, DeWitt, Dickens, Dimmit, Donley, Duval, Eastland, Ector, Edwards, Ellis, El Paso, Erath, Falls, Fayette, Fisher, Floyd, Foard, Frio, Gaines, Galveston, Garza, Gillespie, Glasscock, Goliad, Gon

Bulletin No. 2021–41 463 October 12, 2021

zales, Gray, Grayson, Grimes, Guadalupe, Hale, Hall, Hamilton, Hardeman, Hardin, Harris, Hartley, Haskell, Hays, Hemphill, Henderson, Hidalgo, Hill, Hockley, Houston, Howard, Hudspeth, Hunt, Hutchinson, Irion, Jack, Jackson, Jeff Davis, Jim Hogg, Jim Wells, Johnson, Jones, Karnes, Kaufman, Kendall, Kenedy, Kent, Kerr, Kimble, King, Kinney, Kleberg, Knox, Lamb, Lampasas, La Salle, Lavaca, Lee, Leon, Liberty, Lipscomb, Live Oak, Llano, Loving, Lubbock, Lynn, McCulloch, McLennan, McMullen, Madison, Martin, Mason, Matagorda, Maverick, Medina, Menard, Midland, Milam, Mills, Mitchell, Montague, Montgomery, Motley, Nacogdoches, Navarro, Nolan, Nueces, Ochiltree, Oldham, Parker, Parmer, Pecos, Polk, Potter, Presidio, Randall, Reagan, Real, Reeves, Refugio, Roberts, Robertson, Rockwall, Runnels, San Jacinto, San Patricio, San Saba, Schleicher, Scurry, Somervell, Starr, Stephens, Sterling, Stonewall, Sutton, Swisher, Tarrant, Taylor, Terrell, Terry, Throckmorton, Tom Green, Travis, Trinity, Tyler, Upton, Uvalde, Val Verde, Victoria, Walk

er, Ward, Washington, Webb, Wheeler, Wilbarger, Willacy, Williamson, Wilson, Winkler, Wise, Yoakum, Young, Zapata, and ­Zavala.

Utah

Counties of Beaver, Box Elder, Cache, Carbon, Daggett, Davis, Duchesne, Emery, Garfield, Grand, Iron, Juab, Kane, Millard, Morgan, Piute, Rich, Salt Lake, San Juan, Sanpete, Sevier, Summit, Tooele, Uintah, Utah, Wasatch, Washington, Wayne, and Weber.

Vermont

Counties of Addison, Caledonia, Essex, Orange, Orleans, Rutland, Washington, Windham, and Windsor.

Washington

Counties of Adams, Asotin, Benton, Chelan, Clark, Columbia, Cowlitz, Douglas, Ferry, Franklin, Garfield, Grant, Island, Kittitas, Klickitat, Lincoln, Okanogan,

Pend Oreille, San Juan, Skagit, Skamania, Spokane, Stevens, Wahkiakum, Walla Walla, Whatcom, Whitman, and Yakima.

Wisconsin

Counties of Burnett, Crawford, Dane, Dodge, Grant, Green, Jefferson, Kenosha, La Crosse, Lafayette, Milwaukee, Monroe, Ozaukee, Pierce, Polk, Racine, Richland, Rock, Saint Croix, Vernon, Walworth, Washington, and Waukesha.

Wyoming

Counties of Albany, Big Horn, Campbell, Carbon, Converse, Crook, Fremont, Goshen, Hot Springs, Johnson, Laramie, Lincoln, Natrona, Niobrara, Park, Platte, Sheridan, Sublette, Sweetwater, Teton, Uinta, Washakie, and Weston.

United States Virgin Islands

Islands of Saint Croix, Saint John, and Saint Thomas.

October 12, 2021 464 Bulletin No. 2021–41

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