Missouri Single/Married with One Income Tax Return

Single/Married with One Income Tax Return
Form MO-1040A - 2023 Individual Income Tax Return Single/Married (One Income)
Form

MO-1040A

2023 Individual Income Tax Return
Single/Married (One Income)

Print in BLACK ink only and DO NOT STAPLE.
For Privacy Notice, see Instructions.
Federal Extension - Select this box if you have an approved federal
extension. Attach a copy Federal Extension (Form 4868).

Vendor Code

0 0 1

Filing Status

Department of Social Services Eligibility form attached.

Claimed as a
Dependent

Single

Yourself

Married Filing
Separately

Married Filing
Combined

Age 65 or Older
Select the appropriate
boxes that apply.

Blind

Spouse

Department Use Only

Yourself

Head of
Household
100% Disabled

Spouse

Yourself

Qualifying
Widow(er)
Non-Obligated Spouse

Spouse

Yourself

Spouse

Deceased

Deceased
Social Security Number

-

in 2023

Spouse’s Social Security Number

in 2023

-

-

-

Last Name

Suffix

Spouse’s First Name

M.I.

Spouse’s Last Name

Suffix

Name

First Name

M.I.

In Care Of Name (Attorney, Executor, Personal Representative, etc.) Attach form if applicable.

Address

Present Address (Include Apartment Number or Rural Route)

State

City, Town, or Post Office

ZIP Code

_
County of Residence

You may contribute to any one or all of the trust funds on Line 16. See instructions for more trust fund information.

Medal of Honor
Fund

Children’s
Trust Fund

Veterans
Trust Fund

Elderly Home
Missouri
Delivered Meals National Guard
Trust Fund
Trust Fund

Workers

LEAD

Workers’
Memorial
Fund

Childhood
Lead Testing
Fund

General
Revenue

Missouri Military
Family Relief
Fund

General
Revenue
Fund

Kansas
City
Regional
Law
Soldiers
Enforcement
Organ Donor
Memorial
Memorial
Military Museum
Program Fund
Foundation Fund in St. Louis Fund

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1

Income
Deductions
Tax
Refund

	1.	 Federal adjusted gross income from federal return (see page 6 of the instructions)  . . . . . . . . . . . . . . . . . 	 1

.

00

	2.	 Any state income tax refund included in federal adjusted gross income . . . . . . . . . . . . . . . . . . . . . 	 2

.

00

	3.	 Total Missouri adjusted gross income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 	 3

.

00

4a.	Tax from federal return. Do not enter federal income tax withheld. 	

4a

.

4b.	 Federal tax percentage – Enter the percentage based on your Missouri
Adjusted Gross Income, Line 3. Use the chart below to find your
percentage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4b

%

00

Missouri Adjusted Gross Income Range, Line 3:
Federal Tax Percentage:
$25,000 or less......................................................................... 35%
$25,001 to $50,000.................................................................. 25%
$50,001 to $100,000................................................................15%
$100,001 to $125,000............................................................... 5%
$125,001 or more...................................................................... 0%
4c.	 Federal income tax deduction – Multiply Line 4a by the percentage on Line 4b. Enter this
amount not to exceed $5,000 for an individual or $10,000 for combined filers  .  .  .  .  .  .  .  .  .  .  .

4c

.

00

	 5.	 Missouri standard deduction or itemized deductions.
		 •	 Single or Married Filing Separate - $13,850
		 •	 Head of Household - $20,800
		 •	 Married Filing Combined or Qualifying Widow(er) - $27,700
	
If age 65 or older, blind, or claimed as a dependent, see federal return or page 6.
	
If itemizing, see page 14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

5

.

00

	6.	 Additional Exemption for Head of Household and Qualifying Widow(er)  . . . . . . . . . . . . . . . . . . . .

6

.

00

	7.	 Long-term care insurance deduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7

.

00

	 8.	 Total Deductions - Add Lines 4c through 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8

.

00

	 9.	 Missouri Taxable Income - Subtract Line 8 from Line 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9

.

00

	10.	 Tax - Use the tax chart on page 10 to figure the tax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10

.

00

	11.	 Missouri tax withheld from Form(s) W-2 and 1099.
		 Attach copies of Form(s) W-2 and 1099 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11

.

00

	12.	 Missouri estimated tax payments made for 2023.
		 Include overpayment from 2022 applied to 2023  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

12

.

00

	13.	 Total Payments - Add Lines 11 and 12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

13

.

00

	14.	 If Line 13 is more than Line 10, enter the difference. This is your overpayment.
		 If Line 13 is less than Line 10, skip to Line 19  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

14

.

00

	15.	 Amount from Line 14 that you want applied to your 2024 estimated tax  . . . . . . . . . . . . . . . . . . . .

15

.

00

	16.	 Enter the amount of your donation in the trust fund boxes below (see instructions for trust fund codes.)
16a.

Children’s
Trust Fund

.

00

16b.

Veterans
Trust Fund

.

00

16c.

Elderly Home
Delivered Meals
Trust Fund

.

00

16d.

Missouri
National Guard
Trust Fund

.

00

16e.

Workers’
Memorial Fund

.

00

16f.

Childhood
Lead
Testing Fund

.

00

16g.

Missouri
Military Family
Relief Fund

.

00

16h.

General
Revenue Fund

.

00

*23334020001*
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MO-1040A Page 2

16i.

Organ Donor
Program Fund

.

16j.

Additional
Fund
Amount

Additional
Fund

16m. Code
Refund (continued)

00

Kansas City
Regional Law
Enforcement
Memorial
Foundation Fund

.

00

00 16k.

16n.

Additional
Fund
Code

Soldiers
Memorial
Military
Museum in
St. Louis Fund

Additional
Fund
Amount

00

.

16l.

00

Medal of Honor

00

Total Donation - Add amounts from Boxes 16a through 16n and enter here . . . . . . . . . . . . . . . . .

16

.

00

	17.	 Amount from Line 14 to be deposited into a Missouri 529 Education Plan (MOST)
		 account. Enter amount from Line E of Form 5632 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

17

.

00

	18.	 REFUND - Subtract Lines 15, 16, and 17 from Line 14 and enter here . . . . . . . . . . . . . . . . . . . . .

18

.

00

	19.	 AMOUNT DUE - If Line 13 is less than Line 10, enter the difference here . . . . . . . . . . . . . . . .  19

.

00

	

Amount
Due

Reserved
If you pay by check, you authorize the Department to process the check electronically. Any returned check may be presented again electronically.

Signature

	
Under penalties of perjury, I declare that I have examined this return, including accompanying schedules and statements, and to the best
	
of my knowledge and belief it is true, correct, and complete. By signing or entering my name in the “Signature” field(s) below, I am providing
	
the Department of Revenue with my signature as required under Section 143.561, RSMo. Declaration of preparer (other than taxpayer) is
	
based on all information of which he or she has knowledge. As provided in Chapter 143, RSMo., a penalty of up to $500 shall be
	
imposed on any individual who files a frivolous return. I also declare under penalties of perjury that I employ no illegal or
	
unauthorized aliens as defined under federal law and that I am not eligible for any tax exemption, credit, or abatement if I employ such
	aliens.
Signature

Date (MM/DD/YY)

Spouse’s Signature (If filing combined, BOTH must sign)

Date (MM/DD/YY)

E-mail Address

Daytime Telephone

Preparer’s Signature

Date (MM/DD/YY)

Preparer’s FEIN, SSN, or PTIN

Preparer’s Telephone

Preparer’s Address

State

ZIP Code

I authorize the Director of Revenue or delegate to discuss my return and attachments with the preparer
or any member of the preparer’s firm  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Yes

No

Did you pay a tax return preparer to complete your return, but the preparer failed to sign the return or provide
an Internal Revenue Service preparer tax identification number? If you marked yes, please insert the
preparer’s name, address, and phone number in the applicable sections of the signature block above . . . . . . 	

Yes

No

Department Use Only

A

FA

E10

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DE

F
3

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MO-1040A Page 3

•  Complete this section only if you itemized deductions on your federal return (see the information on pages 6, 8 and 9).
•  Attach a copy of your Federal Form 1040 or 1040-SR (pages 1 and 2) and Federal Schedule A.
•  If you are subject to “additional Medicare tax”, attach a copy of Federal Form 8959.

Missouri Itemized Deductions

	
	
	

	 1.	 Total federal itemized deductions (from Federal Form 1040 or 1040-SR, Line 12)  . . . . . . . . . . . .

1

.

00

	 2.	 2023 Social security tax  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2

.

00

	 3.	 2023 Railroad retirement tax (Tier I and Tier II)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3

.

00

	 4.	 2023 Medicare tax (see instructions on page 8 and 9)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

4

.

00

	 5.	 2023 Self-employment tax (see instructions on page 9) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5

.

00

6
	 6.	 Total - Add Lines 1 through 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
	 7.	 State and local income taxes from Federal Schedule A,
7
		 Line 5a or Enter $0 if completing the worksheet below  . . . . . . . . . .
. 00

.

00

.

00

.

00

1.	 Enter the sum of your state and local taxes on Federal Form 1040 or 1040-SR,
	 Schedule A, Line 5d.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 	1

.

00

2.	 State and local income taxes from Federal Form 1040 or 1040-SR, Schedule A, Line 5a. . . . . . . . . 	2

.

00

3.	 Earnings taxes included on Federal Form 1040 or 1040-SR, Schedule A, Line 5a . . . . . . . . . . 	3

.

00

4.	 Subtract Line 3 from Line 2.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  	4

.

00

	 8.	 Earnings taxes included in Line 7 (see instructions on page 9)  . . . .

8

.

00

	 9.	 Net state income taxes - Subtract Line 8 from Line 7 or enter Line 7 from worksheet below . . . . .

9

	10.	 Missouri Itemized Deductions - Subtract Line 9 from Line 6. Enter here and on Form MO-1040A,
10
		 Line 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 		

Worksheet for Net State Income tax, Line 9 of Missouri Itemized Deductions

Note: If Line 10 is less than your federal standard deduction, see information on page 6.
Complete this worksheet only if your total state and local taxes included in your federal itemized deductions
(Federal Schedule A, Line 5d) exceeds $10,000 (or $5,000 for married filing separate taxpayers).

5.	 Divide Line 4 by Line 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 	5	

%

6.	 Enter $10,000 ($5,000 if married filing separately). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 	6

.

00

7.	 Multiply Line 6 by percentage on Line 5. Enter here and on Missouri Itemized Deductions,
	 Line 9, above.  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 	7

.

00

*23334040001*
23334040001

Form MO-1040A (Revised 12-2023)

Mail to: 	 Balance Due:	
Refund or No Amount Due:	
Fax: (573) 522-1762
		
Missouri Department of Revenue	 Missouri Department of Revenue	 Email: [email protected] 		
		
P.O. Box 329	
P.O. Box 500	
Submission of Individual Income Tax returns
		
Jefferson City, MO 65105-0329	 Jefferson City, MO 65105-0500	 Email: [email protected]
		
Phone: (573) 751-5860	
Phone: (573) 751-3505	
Inquiry and correspondence
					
Visit:
dor.mo.gov/taxation/individual/tax-types/income/
Ever
served on active duty in the United States Armed Forces?
					
						
for additional information.
If yes, visit dor.mo.gov/military/ to see the services and benefits we offer to all eligible
military individuals. A list of all state agency resources and benefits can be found at
veteranbenefits.mo.gov/state-benefits/.
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MO-1040A Page 4