WI Stat § 71.22 (2021)
2021 Wisconsin Statutes & Annotations|Chapter 71 - Income and franchise taxes for state and local revenues.|71.22 - Definitions.

71.22  Definitions. In this chapter in regard to corporations and to nuclear decommissioning trust or reserve funds: (1b) “Aggregate effective tax rate" means the sum of the effective tax rates imposed by a state, U.S. possession, foreign country, or any combination thereof, on the person or entity.  (1e) “Broadcaster" means a television or radio station licensed by the federal communications commission, a television or radio broadcast network, a cable television network, or a television distribution company. “Broadcaster" does not include a cable service provider, a direct broadcast satellite system, or an Internet content distributor. (1g) For purposes of s. 71.25 (9) (df), (dh), (dj), and (dk), “commercial domicile" means the location from which a trade or business is principally managed and directed, based on any factors the department determines are appropriate, including the location where the greatest number of employees of the trade or business work, have their office or base of operations, or from which the employees are directed or controlled. (1k) “Corporation" includes corporations, publicly traded partnerships treated as corporations in section 7704 of the internal revenue code, limited liability companies treated as corporations under the internal revenue code, joint stock companies, associations, common law trusts and all other entities treated as corporations under section 7701 of the Internal Revenue Code, unless the context requires otherwise. A single-owner entity that is disregarded as a separate entity under section 7701 of the Internal Revenue Code is disregarded as a separate entity under this chapter, and its owner is subject to the tax on or measured by the entity's income. “Corporation" does not include any entity that is a qualified subchapter S subsidiary under s. 71.365 (7). (1m) “Department" means the department of revenue. (1r) “Doing business in this state" includes, except as prohibited under P.L. 86-272, issuing credit, debit, or travel and entertainment cards to customers in this state; regularly selling products or services of any kind or nature to customers in this state that receive the product or service in this state; regularly soliciting business from potential customers in this state; regularly performing services outside this state for which the benefits are received in this state; regularly engaging in transactions with customers in this state that involve intangible property and result in receipts flowing to the taxpayer from within this state; holding loans secured by real or tangible personal property located in this state; owning, directly or indirectly, a general or limited partnership interest in a partnership that does business in this state, regardless of the percentage of ownership; and owning, directly or indirectly, an interest in a limited liability company that does business in this state, regardless of the percentage of ownership, if the limited liability company is treated as a partnership for federal income tax purposes. A taxpayer doing business in this state for any part of the taxable year is considered to be doing business in this state for the entire taxable year.  (1t) For purposes of s. 71.25 (9) (df), (dh), (dj), and (dk), “domicile" means an individual's true, fixed, and permanent home where the individual intends to remain permanently and indefinitely and to which, whenever absent, the individual intends to return, except that no individual may have more than one domicile at any time. (1tm) “Effective tax rate" means the maximum tax rate imposed by the state, U.S. possession, or foreign country, multiplied by the apportionment percentage, if any, applicable to the person or entity under the laws of that state, U.S. possession, or foreign country.  (2) “Entertainment corporation" means a domestic or foreign corporation which derives income from amusement, entertainment or sporting events in this state or from the services of an entertainer, as defined in s. 71.01 (2). (2m) “File" means mail or deliver a document that the department prescribes to the department or, if the department prescribes another method of submitting or another destination, use that other method or submit to that other destination. (3) “Gain" means gain as computed under the internal revenue code. (3g) For purposes of ss. 71.26 (2) (a) 7. and 9. and 71.255 (2) (d) 1., “intangible expenses" include the following, to the extent that the amounts would otherwise be deductible in determining net income under the Internal Revenue Code as modified under s. 71.26 (3):(a) Expenses, losses, and costs for, related to, or directly or indirectly in connection with the acquisition, use, maintenance, management, ownership, sale, exchange, or any other disposition of intangible property.(b) Losses related to, or incurred in connection directly or indirectly with, factoring transactions or discounting transactions.(c) Royalty, patent, technical, and copyright fees.(d) Licensing fees.(e) Other similar expenses, losses, and costs. (3h) “Intangible property" includes stocks, bonds, financial instruments, patents, patent applications, trade names, trademarks, service marks, copyrights, mask works, trade secrets, and similar types of intangible assets. (3m) For purposes of ss. 71.26 (2) (a) 7. and 9. and 71.255 (2) (d) 1., “interest expenses" means interest that would otherwise be deductible under section 163 of the Internal Revenue Code, as modified under s. 71.26 (3). (4) (j)1. For taxable years beginning after December 31, 2013, and before January 1, 2017, “Internal Revenue Code" means the federal Internal Revenue Code as amended to December 31, 2013, except as provided in subds. 2. and 3. and subject to subd. 4., and except as provided in sub. (4m) and ss. 71.26 (2) (b) and (3), 71.34 (1g), and 71.42 (2).2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2013: section 13113 of P.L 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; sections 15303 and 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; and sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2013, except that “Internal Revenue Code" includes the provisions of the following federal public laws:a. P.L. 113-97.b. P.L. 113-159.c. P.L. 113-168.d. Section 302901 of P.L. 113-287.e. Sections 171, 172, and 201 to 221 of P.L. 113-295.f. Sections 102, 105, and 207 of division B of P.L. 113-295.g. P.L. 114-14.h. P.L. 114-26. i. Section 2004 of P.L. 114-41.j. Sections 503 and 504 of P.L. 114-74.k. Sections 103, 104, 124, 168, 184, 185, 190, 204, 303, 306, 336, and 341 of division Q of P.L. 114-113.L. P.L. 114-239.m. Sections 101 (m), (n), (o), (p), and (q), 104 (a), and 109 of division U of P.L. 115-141.n. Section 102 of division M and sections 110, 111, and 116 (b) of division O of P.L. 116-94.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes.(k)1. For taxable years beginning after December 31, 2016, and before January 1, 2018, “Internal Revenue Code" means the federal Internal Revenue Code as amended to December 31, 2016, except as provided in subds. 2. and 3. and subject to subd. 4., and except as provided in sub. (4m) and ss. 71.26 (2) (b) and (3), 71.34 (1g), 71.42 (2), and 71.98.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2016: section 13113 of P.L 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division P of P.L. 114-113; and sections 112, 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to 171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2016, except that “Internal Revenue Code” includes sections 11024, 11025, and 13543 of P.L. 115-97; sections 40307 and 40413 of P.L. 115-123; sections 101 (m), (n), (o), (p), and (q), 104 (a), and 109 of division U of P.L. 115-141; and section 102 of division M and sections 110, 111, and 116 (b) of division O of P.L. 116-94.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes, except that changes made by section 4007 (b) of P.L. 114-41, section 1102 of P.L. 114-74, sections 105, 111, 113 to 115, 133, 301, 302, 304, 305, 308, 311, 313 to 323, 325, 331, and 343 to 345 of division Q of P.L. 114-113 first apply for taxable years beginning after December 31, 2016.(L)1. For taxable years beginning after December 31, 2017, and before January 1, 2021, “Internal Revenue Code" means the federal Internal Revenue Code as amended to December 31, 2017, except as provided in subds. 2. and 3. and subject to subd. 4., and except as provided in sub. (4m) and ss. 71.26 (2) (b) and (3), 71.34 (1g), 71.42 (2), and 71.98.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2017: section 13113 of P.L. 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L. 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division P of P.L. 114-113; sections 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to 171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113; and sections 11011, 11012, 13201 (a) to (e) and (g), 13206, 13221, 13301, 13304 (a), (b), and (d), 13531, 13601, 13801, 14101, 14102, 14103, 14201, 14202, 14211, 14212, 14213, 14214, 14215, 14221, 14222, 14301, 14302, 14304, and 14401 of P.L. 115-97.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2017, except that “Internal Revenue Code” includes sections 40307, 40413, and 41113 of P.L. 115-123; sections 101 (m), (n), (o), (p), and (q), 104 (a), 109, 401 (a) (54) and (b) (15) (A), (B), and (C), 19, 20, 23, 26, 27, and 28 of division U of P.L. 115-141; sections 102 and 104 of division M, sections 102, 103, 106, 107, 108, 109, 110, 111, 113, 114, 115, 116, 201, 204, 205, 206, 302, 401, and 601 of division O, section 1302 of division P, and sections 131, 202 (d), and 205 of division Q of P.L. 116-94; sections 1106, 2202, 2203, 2204, 2205, 2206, 2307, 3608, 3609, 3701, and 3702 of division A of P.L. 116-136; and sections 202, 208, 209, 211, and 214 of division EE and sections 276 (a) and (b), 277, 278 (a), (b), (c), and (d), 280, and 285 of division N of P.L. 116-260.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes, except that changes made by P.L. 115-63 and sections 11026, 11027, 11028, 13207, 13306, 13307, 13308, 13311, 13312, 13501, 13705, 13821, and 13823 of P.L. 115-97 first apply for taxable years beginning after December 31, 2017.(m)1. For taxable years beginning after December 31, 2020, “Internal Revenue Code" means the federal Internal Revenue Code as amended to December 31, 2020, except as provided in subds. 2. and 3. and subject to subd. 4., and except as provided in sub. (4m) and ss. 71.26 (2) (b) and (3), 71.34 (1g), 71.42 (2), and 71.98.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2020: section 13113 of P.L. 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L. 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division P of P.L. 114-113; sections 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to 171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113; sections 11011, 11012, 13201 (a) to (e) and (g), 13206, 13221, 13301, 13304 (a), (b), and (d), 13531, 13601, 13801, 14101, 14102, 14103, 14201, 14202, 14211, 14212, 14213, 14214, 14215, 14221, 14222, 14301, 14302, 14304, and 14401 of P.L. 115-97; sections 40304, 40305, 40306, and 40412 of P.L. 115-123; section 101 (c) of division T of P.L. 115-141; sections 101 (d) and (e), 102, 201 to 207, 301, 302, and 401 (a) (47) and (195), (b) (13), (17), (22) and (30), and (d) (1) (D) (v), (vi), and (xiii) and (xvii) (II) of division U of P.L. 115-141; sections 104, 114, 115, 116, 130, and 145 of division Q of P.L. 116-94; sections 2304 and 2306 of P.L. 116-136; and sections 111, 114, 115, 116, 118 (a) and (d), 133, 137, 138, and 210 of division EE of P.L. 116-260.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2020.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes, except that changes made by sections 20101, 20102, 20104, 20201, 40201, 40202, 40203, 40308, 40309, 40311, 40414, 41101, 41107, 41114, 41115, and 41116 of P.L. 115-123; section 101 (a), (b), and (h) of division U of P.L. 115-141; section 1203 of P.L. 116-25; section 1122 of P.L. 116-92; section 301 of division O, section 1302 of division P, and sections 101, 102, 103, 117, 118, 132, 201, 202 (a), (b), and (c), 204 (a), (b), and (c), 301, and 302 of division Q of P.L. 116-94; section 2 of P.L. 116-98; and sections 301, 302, and 304 of division EE of P.L. 116-260 apply for taxable years beginning after December 31, 2020. (4m) (j)1. For taxable years beginning after December 31, 2013, and before January 1, 2017, “Internal Revenue Code", for corporations that are subject to a tax on unrelated business income under s. 71.26 (1) (a), means the federal Internal Revenue Code as amended to December 31, 2013, except as provided in subds. 2. and 3. and subject to subd. 4.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2013: section 13113 of P.L 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; sections 15303 and 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240 sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; and sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2013, except that “Internal Revenue Code" includes the provisions of the following federal public laws:a. P.L. 113-97.b. P.L. 113-159.c. P.L. 113-168.d. Section 302901 of P.L. 113-287.e. Sections 171, 172, and 201 to 221 of P.L. 113-295.f. Sections 102, 105, and 207 of division B of P.L. 113-295.g. P.L. 114-14.h. P.L. 114-26. i. Section 2004 of P.L. 114-41.j. Sections 503 and 504 of P.L. 114-74.k. Sections 103, 104, 124, 168, 184, 185, 190, 204, 303, 306, 336, and 341 of division Q of P.L. 114-113.L. P.L. 114-239.m. Sections 101 (m), (n), (o), (p), and (q), 104 (a), and 109 of division U of P.L. 115-141.n. Section 102 of division M and sections 110, 111, and 116 (b) of division O of P.L. 116-94.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes. (k)1. For taxable years beginning after December 31, 2016, and before January 1, 2018, “Internal Revenue Code", for corporations that are subject to a tax on unrelated business income under s. 71.26 (1) (a), means the federal Internal Revenue Code as amended to December 31, 2016, except as provided in subds. 2. and 3. and s. 71.98 and subject to subd. 4.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2016: section 13113 of P.L 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division P of P.L. 114-113; and sections 112, 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to 171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2016, except that “Internal Revenue Code” includes sections 11024, 11025, and 13543 of P.L. 115-97; sections 40307 and 40413 of P.L. 115-123; sections 101 (m), (n), (o), (p), and (q), 104 (a), and 109 of division U of P.L. 115-141; and section 102 of division M and sections 110, 111, and 116 (b) of division O of P.L. 116-94.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes, except that changes made by section 4007 (b) of P.L. 114-41, section 1102 of P.L. 114-74, sections 105, 111, 113 to 115, 133, 301, 302, 304, 305, 308, 311, 313 to 323, 325, 331, and 343 to 345 of division Q of P.L. 114-113 first apply for taxable years beginning after December 31, 2016.(L)1. For taxable years beginning after December 31, 2017, and before January 1, 2021, “Internal Revenue Code", for corporations that are subject to a tax on unrelated business income under s. 71.26 (1) (a), means the federal Internal Revenue Code as amended to December 31, 2017, except as provided in subds. 2. and 3. and s. 71.98 and subject to subd. 4.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2017: section 13113 of P.L. 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L. 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division P of P.L. 114-113; sections 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to 171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113; and sections 11011, 11012, 13201 (a) to (e) and (g), 13206, 13221, 13301, 13304 (a), (b), and (d), 13531, 13601, 13801, 14101, 14102, 14103, 14201, 14202, 14211, 14212, 14213, 14214, 14215, 14221, 14222, 14301, 14302, 14304, and 14401 of P.L. 115-97.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2017, except that “Internal Revenue Code” includes sections 40307, 40413, and 41113 of P.L. 115-123; sections 101 (m), (n), (o), (p), and (q), 104 (a), 109, 401 (a) (54) and (b) (15) (A), (B), and (C), 19, 20, 23, 26, 27, and 28 of division U of P.L. 115-141; sections 102 and 104 of division M, sections 102, 103, 106, 107, 108, 109, 110, 111, 113, 114, 115, 116, 201, 204, 205, 206, 302, 401, and 601 of division O, section 1302 of division P, and sections 131, 202 (d), and 205 of division Q of P.L. 116-94; sections 1106, 2202, 2203, 2204, 2205, 2206, 2307, 3608, 3609, 3701, and 3702 of division A of P.L. 116-136; and sections 202, 208, 209, 211, and 214 of division EE and sections 276 (a) and (b), 277, 278 (a), (b), (c), and (d), 280, and 285 of division N of P.L. 116-260.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes, except that changes made by P.L. 115-63 and sections 11026, 11027, 11028, 13207, 13306, 13307, 13308, 13311, 13312, 13501, 13705, 13821, and 13823 of P.L. 115-97 first apply for taxable years beginning after December 31, 2017.(m)1. For taxable years beginning after December 31, 2020, “Internal Revenue Code," for corporations that are subject to a tax on unrelated business income under s. 71.26 (1) (a), means the federal Internal Revenue Code as amended to December 31, 2020, except as provided in subds. 2. and 3. and s. 71.98 and subject to subd. 4.2. For purposes of this paragraph, “Internal Revenue Code" does not include the following provisions of federal public laws for taxable years beginning after December 31, 2020: section 13113 of P.L. 103-66; sections 1, 3, 4, and 5 of P.L. 106-519; sections 101, 102, and 422 of P.L. 108-357; sections 1310 and 1351 of P.L. 109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L. 110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section 15351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections 312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251, 1501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L. 111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L. 111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and 411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division P of P.L. 114-113; sections 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to 171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113; sections 11011, 11012, 13201 (a) to (e) and (g), 13206, 13221, 13301, 13304 (a), (b), and (d), 13531, 13601, 13801, 14101, 14102, 14103, 14201, 14202, 14211, 14212, 14213, 14214, 14215, 14221, 14222, 14301, 14302, 14304, and 14401 of P.L. 115-97; sections 40304, 40305, 40306, and 40412 of P.L. 115-123; section 101 (c) of division T of P.L. 115-141; sections 101 (d) and (e), 102, 201 to 207, 301, 302, and 401 (a) (47) and (195), (b) (13), (17), (22) and (30), and (d) (1) (D) (v), (vi), and (xiii) and (xvii) (II) of division U of P.L. 115-141; sections 104, 114, 115, 116, 130, and 145 of division Q of P.L. 116-94; sections 2304 and 2306 of P.L. 116-136; and sections 111, 114, 115, 116, 118 (a) and (d), 133, 137, 138, and 210 of division EE of P.L. 116-260.3. For purposes of this paragraph, “Internal Revenue Code" does not include amendments to the federal Internal Revenue Code enacted after December 31, 2020.4. For purposes of this paragraph, the provisions of federal public laws that directly or indirectly affect the Internal Revenue Code, as defined in this paragraph, apply for Wisconsin purposes at the same time as for federal purposes, except that changes made by sections 20101, 20102, 20104, 20201, 40201, 40202, 40203, 40308, 40309, 40311, 40414, 41101, 41107, 41114, 41115, and 41116 of P.L. 115-123; section 101 (a), (b), and (h) of division U of P.L. 115-141; section 1203 of P.L. 116-25; section 1122 of P.L. 116-92; section 301 of division O, section 1302 of division P, and sections 101, 102, 103, 117, 118, 132, 201, 202 (a), (b), and (c), 204 (a), (b), and (c), 301, and 302 of division Q of P.L. 116-94; section 2 of P.L. 116-98; and sections 301, 302, and 304 of division EE of P.L. 116-260 apply for taxable years beginning after December 31, 2020. (5) Notwithstanding s. 71.26 (2) and (3), for corporations, at the taxpayer's option, “internal revenue code", for taxable year 1986 and subsequent taxable years, includes any revisions to the federal internal revenue code adopted after January 1, 1986, that relate to the taxation of income derived from any source as a direct consequence of participation in the milk production termination program created by section 101 of P.L. 99-198. (5g) For purposes of s. 71.22 (4) (b) and (4m) (b), 2013 stats., “Internal Revenue Code" includes section 109 of division U of P.L. 115-141. (5m) (a) Notwithstanding subs. (4) and (4m), a qualified retirement fund for a taxable year for federal income tax purposes is a qualified retirement fund for the taxable year for purposes of this subchapter.(b) Notwithstanding subs. (4) and (4m), section 101 of P.L. 109-222, related to extending the increased expense deduction under section 179 of the Internal Revenue Code, applies to property used in farming that is acquired and placed in service in taxable years beginning after December 31, 2007, and before January 1, 2010, and used by a person who is actively engaged in farming. For purposes of this paragraph, “actively engaged in farming" has the meaning given in 7 CFR 1400.201, and “farming" has the meaning given in section 464 (e) (1) of the Internal Revenue Code.  (5s) “Last day prescribed by law" has the meaning given in s. 71.738. (6) “Loss" means loss as computed under the internal revenue code. (6d) For purposes of s. 71.26 (2) (a) 7. and 9., “management fees" include expenses and costs, not including interest expenses, pertaining to accounts receivable, accounts payable, employee benefit plans, insurance, legal matters, payroll, data processing, purchasing, taxation, financial matters, securities, accounting, or reporting and compliance matters or similar activities, to the extent that the amounts would otherwise be deductible in determining net income under the Internal Revenue Code as modified by s. 71.26 (3). (6m) “Member" does not include a member of a limited liability company treated as a corporation under sub. (1k). (7) “Nuclear decommissioning reserve fund" and “nuclear decommissioning trust fund" have the meanings under section 468A of the internal revenue code. (7m) “Partner" does not include a partner of a publicly traded partnership treated as a corporation under sub. (1k). (8) “Pay", in regard to submissions to persons other than the department, has the meaning appropriate to the taxpayer's method of accounting. (9) “Person" includes corporations, unless the context requires otherwise. (9ad) (a) “Qualified real estate investment trust" means a real estate investment trust, except a real estate investment trust the shares or beneficial interests of which are not regularly traded on an established securities market and more than 50 percent of the voting power or value of any class of the beneficial interests or shares of which are owned or controlled, directly, indirectly or constructively, by a single entity that is treated as an association taxable as a corporation under the Internal Revenue Code.(b) For purposes of this subsection, the following entities are not considered an association taxable as a corporation:1. An entity that is exempt from taxation under s. 71.26 (1) and exempt from federal income tax pursuant to the provisions of section 501 (a) of the Internal Revenue Code.2. A real estate investment trust that is a qualified real estate investment trust.3. A qualified real estate investment trust subsidiary under section 856 (i) of the Internal Revenue Code that is a subsidiary of a qualified real estate investment trust.5. A corporation, trust, association, or partnership organized outside the laws of the United States that satisfies all of the following:a. At least 75 percent of the entity's total asset value at the close of its taxable year consists of real estate assets, as defined in section 856 (c) (5) (B) of the Internal Revenue Code, cash and cash equivalents, and U.S. government securities.b. The entity is not subject to tax on amounts distributed to its beneficial owners or is exempt from entity-level taxation.c. The entity distributes at least 85 percent of its taxable income, as computed in the jurisdiction in which it is organized, to the holders of its shares or certificates of beneficial interest on an annual basis.d. Either no more than 10 percent of the voting power or value in the entity is held directly, indirectly, or constructively by a single entity or individual or the shares or beneficial interests of the entity are regularly traded on an established securities market.e. The entity is organized in a country that has a tax treaty with the United States.(c) For purposes of this subsection, the constructive ownership rules of section 318 (a) of the Internal Revenue Code, as modified by section 856 (d) (5) of the Internal Revenue Code, shall apply in determining the ownership of stock, assets, or net profits of any person.  (9am) “Related entity" means any person related to a taxpayer as provided under section 267 or 1563 of the Internal Revenue Code during all or a portion of the taxpayer's taxable year and any real estate investment trust under section 856 of the Internal Revenue Code, except a qualified real estate investment trust, if more than 50 percent of any class of the beneficial interests or shares of the real estate investment trust are owned directly, indirectly, or constructively by the taxpayer, or any person related to the taxpayer, during all or a portion of the taxpayer's taxable year. For purposes of this subsection, the constructive ownership rules of section 318 (a) of the Internal Revenue Code, as modified by section 856 (d) (5) of the Internal Revenue Code, shall apply in determining the ownership of stock, assets, or net profits of any person.  (9an) For purposes of s. 71.26 (2) (a) 7. and 9., “rental expenses" means the gross amounts that would otherwise be deductible under the Internal Revenue Code, as modified under s. 71.26 (3), for the use of, or the right to use, real property and tangible personal property in connection with real property, including services furnished or rendered in connection with such property, regardless of how reported for financial accounting purposes and regardless of how computed.  (9g) For purposes of s. 71.25 (9) (df), (dh), (dj), and (dk), “state" means a state of the United States, the District of Columbia, the commonwealth of Puerto Rico, or any territory or possession of the United States, unless the context requires that “state" means only the state of Wisconsin. (9m) “Subscribe" means write one's signature or, if the department prescribes another method of authenticating, use that other method. (10) “Taxable year" means the taxable period upon the basis of which the taxable income of the taxpayer is computed for federal income tax purposes. The taxable year of a corporation that keeps its accounting records on the basis of a 52-53 week period ends on the last day of the month closest to the end of the 52-53 week period. (11) Except as provided in s. 71.45 (2), “Wisconsin net income", for corporations engaged in business wholly within this state, means net income and, for corporations engaged in business both within and outside this state, means the amount assigned to this state under s. 71.25 (6), (10) (c) or (13) or by a separate accounting or allocation, if allowed under s. 71.25 (6), or by another method approved under s. 71.25 (11), (12) or (14).History: 1987 a. 312; 1987 a. 411 ss. 14, 19, 109, 112; 1989 a. 31, 336; 1991 a. 39, 269; 1993 a. 16, 112, 437; 1995 a. 27, 380, 428; 1997 a. 27, 37, 237, 252, 299; 1999 a. 9, 194; 2001 a. 16, 109; 2003 a. 33; 2005 a. 25, 49; 2007 a. 20, 226; 2009 a. 2, 28, 161, 183; 2011 a. 32; 2013 a. 20; 2015 a. 55, 216; 2017 a. 59, 231; 2019 a. 185; 2021 a. 1; s. 35.17 correction in (4) (k) 3.