SB2,70
1Section 70. 71.34 (1g) (m) of the statutes is created to read:
SB2,32,52 71.34 (1g) (m) 1. For taxable years beginning after December 31, 2020, for tax
3option corporations, “Internal Revenue Code" means the federal Internal Revenue
4Code as amended to December 31, 2019, except as provided in subds. 2., 3., and 5. and
5s. 71.98 and subject to subd. 4.
SB2,33,36 2. For purposes of this paragraph, “Internal Revenue Code" does not include
7the following provisions of federal public laws for taxable years beginning after
8December 31, 2020: section 13113 of P.L. 103-66; sections 1, 3, 4, and 5 of P.L.
9106-519; sections 101, 102, and 422 of P.L. 108-357; sections 1310 and 1351 of P.L.
10109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of
11P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L.
12110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section
1315351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections
14312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251,
151501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L.
16111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L.
17111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and
18411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division
19P of P.L. 114-113; sections 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to
20171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113; sections 11011, 11012,
2113201 (a) to (e) and (g), 13206, 13221, 13301, 13304 (a), (b), and (d), 13531, 13601,
2213801, 14101, 14102, 14103, 14201, 14202, 14211, 14212, 14213, 14214, 14215,
2314221, 14222, 14301, 14302, 14304, and 14401 of P.L. 115-97; sections 40304, 40305,
2440306, and 40412 of P.L. 115-123; section 101 (c) of division T of P.L. 115-141;
25sections 101 (d) and (e), 102, 201 to 207, 301, 302, and 401 (a) (47) and (195), (b) (13),

1(17), (22) and (30), and (d) (1) (D) (v), (vi), and (xiii) and (xvii) (II) of division U of P.L.
2115-141; and section 301 of division O and sections 101, 102, 103, 104, 114, 115, 116,
3117, 118, 130, 132, and 145 of division Q of P.L. 116-94.
SB2,33,94 3. For purposes of this paragraph, “Internal Revenue Code" does not include
5amendments to the federal Internal Revenue Code enacted after December 31, 2019,
6except that "Internal Revenue Code" includes sections 7001, 7002, 7003, 7004, and
77005 of division G of P.L. 116-127 and sections 1106, 2201, 2202, 2203, 2204, 2205,
82206, 2301, 2302, 2303, 2305, 2307, 2308, 3606, 3608, 3609, 3701, 3702, and 4007 of
9division A of P.L. 116-136.
SB2,33,1710 4. For purposes of this paragraph, the provisions of federal public laws that
11directly or indirectly affect the Internal Revenue Code, as defined in this paragraph,
12apply for Wisconsin purposes at the same time as for federal purposes, except that
13changes made by section 13516 of P.L. 115-97, sections 20101, 20102, 20104, 20201,
1440201, 40202, 40203, 40308, 40309, 40311, 40414, 41101, 41107, 41115, and 41116
15of P.L. 115-123, section 101 (a), (b), and (h) of division U of P.L. 115-141, section 1122
16of P.L. 116-92, sections 201, 202, and 204 (a) and (b) of division Q of P.L. 116-94, and
17section 2 of P.L. 116-98 apply for taxable years beginning after December 31, 2020.
SB2,33,21185. For purposes of this paragraph, section 1366 (f) of the Internal Revenue Code
19(relating to pass-through of items to shareholders) is modified by substituting the
20tax under s. 71.35 for the taxes under sections 1374 and 1375 of the Internal Revenue
21Code.
SB2,71 22Section 71 . 71.34 (1u) of the statutes is created to read:
SB2,33,2423 71.34 (1u) For purposes of s. 71.34 (1g) (b), 2013 stats., “Internal Revenue
24Code" includes section 109 of division U of P.L. 115-141.
SB2,72 25Section 72 . 71.42 (2) (c), (d), (e), (f), (g), (h) and (i) of the statutes are repealed.
SB2,73
1Section 73. 71.42 (2) (j) 3. m. of the statutes is created to read:
SB2,34,32 71.42 (2) (j) 3. m. Sections 101 (m), (n), (o), (p), and (q) and 104 (a) of division
3U of P.L. 115-141.
SB2,74 4Section 74 . 71.42 (2) (j) 3. n. of the statutes is created to read:
SB2,34,65 71.42 (2) (j) 3. n. Section 102 of division M and sections 110, 111, and 116 (b)
6of division O of P.L. 116-94.
SB2,75 7Section 75 . 71.42 (2) (k) 3. of the statutes is amended to read:
SB2,34,138 71.42 (2) (k) 3. For purposes of this paragraph, “Internal Revenue Code" does
9not include amendments to the federal Internal Revenue Code enacted after
10December 31, 2016, except that “Internal Revenue Code” includes sections 11024,
1111025, and 13543 of P.L. 115-97; sections 40307 and 40413 of P.L. 115-123; and
12section 102 of division M and sections 110, 111, and 116 (b) of division O of P.L.
13116-94
.
SB2,76 14Section 76 . 71.42 (2) (L) 1. of the statutes is amended to read:
SB2,34,1815 71.42 (2) (L) 1. For taxable years beginning after December 31, 2017, and
16before January 1, 2021,
“Internal Revenue Code" means the federal Internal
17Revenue Code as amended to December 31, 2017, except as provided in subds. 2. to
184. and s. 71.98 and subject to subd. 5.
SB2,77 19Section 77. 71.42 (2) (L) 3. of the statutes is amended to read:
SB2,35,220 71.42 (2) (L) 3. For purposes of this paragraph, “Internal Revenue Code" does
21not include amendments to the federal Internal Revenue Code enacted after
22December 31, 2017, except that “Internal Revenue Code” includes sections 40307
23and 40413 of P.L. 115-123; section 1203 of P.L. 116-25; section 102 of division M,
24sections 108, 110, 111, 115, 116 (a) and (b), 204, 206, 302, and 601 of division O, section
251302 of division P, and sections 131, 202 (d), 204 (c), 205, and 301 of division Q of P.L.

1116-94; section 2 (b) of P.L. 116-98; and
sections 1106, 2202, 2203, 2204, 2205, 2206,
22307, 3608, 3609, 3701, and 3702 of division A of P.L. 116-136.
SB2,78 3Section 78 . 71.42 (2) (L) 5. of the statutes is amended to read:
SB2,35,94 71.42 (2) (L) 5. For purposes of this paragraph, the provisions of federal public
5laws that directly or indirectly affect the Internal Revenue Code, as defined in this
6paragraph, apply for Wisconsin purposes at the same time as for federal purposes,
7except that changes made by P.L. 115-63 and sections 11026, 11027, 11028, 13207,
813306, 13307, 13308, 13311, 13312, 13501, 13705, 13821, and 13823 of P.L. 115-97
9first apply for taxable years beginning after December 31, 2017
.
SB2,79 10Section 79 . 71.42 (2) (m) of the statutes is created to read:
SB2,35,1311 71.42 (2) (m) 1. For taxable years beginning after December 31, 2020, “Internal
12Revenue Code" means the federal Internal Revenue Code as amended to December
1331, 2019, except as provided in subds. 2. and 3. and s. 71.98 and subject to subd. 4.
SB2,36,1114 2. For purposes of this paragraph, “Internal Revenue Code" does not include
15the following provisions of federal public laws for taxable years beginning after
16December 31, 2020: section 13113 of P.L. 103-66; sections 1, 3, 4, and 5 of P.L.
17106-519; sections 101, 102, and 422 of P.L. 108-357; sections 1310 and 1351 of P.L.
18109-58; section 11146 of P.L. 109-59; section 403 (q) of P.L. 109-135; section 513 of
19P.L. 109-222; sections 104 and 307 of P.L. 109-432; sections 8233 and 8235 of P.L.
20110-28; section 11 (e) and (g) of P.L. 110-172; section 301 of P.L. 110-245; section
2115351 of P.L. 110-246; section 302 of division A, section 401 of division B, and sections
22312, 322, 502 (c), 707, and 801 of division C of P.L. 110-343; sections 1232, 1241, 1251,
231501, and 1502 of division B of P.L. 111-5; sections 211, 212, 213, 214, and 216 of P.L.
24111-226; sections 2011 and 2122 of P.L. 111-240; sections 753, 754, and 760 of P.L.
25111-312; section 1106 of P.L. 112-95; sections 104, 318, 322, 323, 324, 326, 327, and

1411 of P.L. 112-240; P.L. 114-7; section 1101 of P.L. 114-74; section 305 of division
2P of P.L. 114-113; sections 123, 125 to 128, 143, 144, 151 to 153, 165 to 167, 169 to
3171, 189, 191, 307, 326, and 411 of division Q of P.L. 114-113; sections 11011, 11012,
413201 (a) to (e) and (g), 13206, 13221, 13301, 13304 (a), (b), and (d), 13531, 13601,
513801, 14101, 14102, 14103, 14201, 14202, 14211, 14212, 14213, 14214, 14215,
614221, 14222, 14301, 14302, 14304, and 14401 of P.L. 115-97; sections 40304, 40305,
740306, and 40412 of P.L. 115-123; section 101 (c) of division T of P.L. 115-141;
8sections 101 (d) and (e), 102, 201 to 207, 301, 302, and 401 (a) (47) and (195), (b) (13),
9(17), (22) and (30), and (d) (1) (D) (v), (vi), and (xiii) and (xvii) (II) of division U of P.L.
10115-141; and section 301 of division O and sections 101, 102, 103, 104, 114, 115, 116,
11117, 118, 130, 132, and 145 of division Q of P.L. 116-94.
SB2,36,1712 3. For purposes of this paragraph, “Internal Revenue Code" does not include
13amendments to the federal Internal Revenue Code enacted after December 31, 2019,
14except that "Internal Revenue Code" includes sections 7001, 7002, 7003, 7004, and
157005 of division G of P.L. 116-127 and sections 1106, 2201, 2202, 2203, 2204, 2205,
162206, 2301, 2302, 2303, 2305, 2307, 2308, 3606, 3608, 3609, 3701, 3702, and 4007 of
17division A of P.L. 116-136.
SB2,36,2518 4. For purposes of this paragraph, the provisions of federal public laws that
19directly or indirectly affect the Internal Revenue Code, as defined in this paragraph,
20apply for Wisconsin purposes at the same time as for federal purposes, except that
21changes made by section 13516 of P.L. 115-97, sections 20101, 20102, 20104, 20201,
2240201, 40202, 40203, 40308, 40309, 40311, 40414, 41101, 41107, 41115, and 41116
23of P.L. 115-123, section 101 (a), (b), and (h) of division U of P.L. 115-141, section 1122
24of P.L. 116-92, sections 201, 202, and 204 (a) and (b) of division Q of P.L. 116-94, and
25section 2 of P.L. 116-98 apply for taxable years beginning after December 31, 2020.
SB2,80
1Section 80. 71.42 (2p) of the statutes is created to read:
SB2,37,32 71.42 (2p) For purposes of s. 71.42 (2) (b), 2013 stats., “Internal Revenue Code"
3includes section 109 of division U of P.L. 115-141.
SB2,81 4Section 81. 71.47 (6) (h) of the statutes is amended to read: