Missouri Code of State Regulations — Title 12 (Department of Revenue)

12 CSR 10-2.255

Allocation and Apportionment for Nonresident Shareholders of S Corporations and Nonresident Partners of Partnerships (Beginning on or After January 1, 2020)

Official textsos.mo.govlast amended Mar 30, 202111 subsections

PURPOSE: This rule interprets and applies sections 143.421 and 143.471, RSMo, for purposes of determining the adjusted gross income from a shareholder’s pro rata share of items of S corporation income, gain, loss, or deduction and the adjusted gross income of a nonresident partner from the partnership’s items of income, gain, loss, or deduction.

# (1)

Definitions.

# (A)

Missouri allocated income. That portion of an entity’s nonapportionable income, as that term is used in section 143.455, RSMo, that is allocated to Missouri under any of the provisions of section 143.455, RSMo or any other applicable provision of Missouri law.

# (B)

Missouri apportioned income. The income figure arrived at by multiplying an entity’s net income, less nonapportionable income, as that term is used in section 143.455, RSMo, by the receipts factor provided in section 143.455.10., RSMo.

# (2)

S Corporation Income Derived from Sources Within this State. For all tax years beginning on or after January 1, 2020, items of S corporation income, gain, loss, or deduction entering into a nonresident shareholder’s federal adjusted gross income are from sources within this state to the extent that—

# (A)

The S corporation would include that item in its Missouri Apportioned Income by applying the provisions of section 143.455, RSMo, and the regulations issued in connection with section 143.455, RSMo, (including any applicable regulations applying to unique industries); or

# (B)

The S corporation would include that item in its Missouri Allocated Income by applying the provisions of section 143.455, RSMo, and the regulations issued in connection with section 143.455, RSMo, (including any applicable regulations applying to unique industries).

# (3)

Partnership Income Derived from Sources within this State.
For all tax years beginning on or after January 1, 2020, items of partnership income, gain, loss, or deduction entering into a nonresident partner’s federal adjusted gross income are from sources within this state to the extent that—

# (A)

The partnership would include that item in its Missouri Apportioned Income by applying the provisions of section 143.455, RSMo, and the regulations issued in connection with section 143.455, RSMo, (including any applicable regulations applying to unique industries); or

# (B)

The partnership would include that item in its Missouri Allocated Income by applying the provisions of section 143.455, RSMo, and the regulations issued in connection with section 143.455, RSMo, (including any applicable regulations applying to unique industries).

# (4)

For purposes of applying this regulation, any references in section 143.455, RSMo to the term “corporation” shall be deemed to refer instead to the type of entity to which this regulation is applied.
AUTHORITY: sections 143.421 and 143.961, RSMo 2016, and section 143.471.4, RSMo Supp. 2020. Original rule filed Sept. 8, 2020, effective March 30, 2021.
*Original authority: 143.421, RSMo 1972; 143.471, RSMo 1972, amended 1983, 1989, 1993, 1997, 1999, 2006, 2018; and 143.961, RSMo 1972.

Amendment history

AUTHORITY: sections 143.421 and 143.961, RSMo 2016, and section 143.471.4, RSMo Supp. 2020. Original rule filed Sept. 8, 2020, effective March 30, 2021. *Original authority: 143.421, RSMo 1972; 143.471, RSMo 1972, amended 1983, 1989, 1993, 1997, 1999, 2006, 2018; and 143.961, RSMo 1972.

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