13. TAXABLE SOCIAL
SECURITY BENEFITS. Iowa does not tax Social Security benefits
in the same manner as the Internal Revenue Service. To compute the amount
of Social Security benefits that are taxable to Iowa, complete the worksheet
This worksheet is available
in fillable pdf format.
Enter the amount from Box 5 of form(s) SSA-1099. If you filed a joint Federal
return, enter the totals for both spouses. Do not include Railroad Retirement
benefits from form RRB-1099 here.
Enter one-half of line 1 amount.
Add amounts from the Federal 1040 on lines 7, 8a, 9a, 10, 11, 12, 13a,
14, 15b, 16b, 17, 18, 19, and 21, plus one-half of any Railroad Retirement
Social Security benefits from RRB-1099.* If filing Federal 1040A, use lines
7, 8a, 9a, 10a, 11b, 12b and 13, plus one-half of any Railroad Retirement
Social Security benefits from RRB-1099. Include any bonus depreciation
adjustment from line 14 of the Iowa 1040 to compute correct amount.
Enter the amount from line 8b of your Federal 1040 or 1040A.
Add lines 2, 3, and 4.
Enter total adjustments from Federal 1040, line 33 less lines 25 and 26.
If filing Federal 1040A, use line 20 less lines 18 and 19.
Subtract line 6 from line 5.
8. Enter one of the following
amounts based on the Federal filing status used on form 1040 or 1040A.
- Single, head of household, qualifying
widow(er): enter $25,000.
- Married filing joint: enter $32,000.
- Married filing separate: enter -0-
if you lived with your spouse at anytime in 2003 or $25,000 if you
not live with your spouse at any time in 2003.
Subtract line 8 from line 7. If zero or less, enter -0-. If line 9 is zero,
none of the Social Security benefits are taxable.
Enter one-half of line 9.
Taxable Social Security benefits: Enter the smaller of line 2 or line 10
here and on line 13 of form IA1040.
* Iowa taxpayers who received Social
Security benefits in 2003 and claimed bonus depreciation on their Federal
returns for property subject to the bonus depreciation calculation may have
to recompute their taxable benefits on the worksheet.
Those who need to recompute the taxable
Social Security benefits should add the bonus depreciation adjustment
line 5 of Schedule IA
4562A to the other amounts shown on line 3 of the Social Security worksheet
from the Federal return and the RRB 1099. The rest of the form is then completed
with the amounts normally used to complete the worksheet from the Federal
1040 or 1040A.
Include the following incomes or adjustments
to income on line 3 if applicable.
(These were excluded from Federal AGI.):
- foreign-earned income
- income excluded by residents of Puerto
Rico American Samoa
- proceeds from Savings Bonds used for
higher education and
- employer-provided adoption benefits.
Although Railroad Retirement benefits are
not taxable, one-half of the benefits received must be used to determine
the amount of Social Security benefits that are taxable to Iowa. For purposes
of determining taxable Social Security benefits, you must also include interest
from Federal securities.
MARRIED SEPARATE FILERS:
a. If both spouses received
Social Security benefits, the taxable amount is allocated between the
spouses in the ratio of the benefits received by one spouse to the total
benefits received. (Examples
of how to prorate)
b. If only one spouse received
benefits, that spouse should report the portion of the benefits that
Go to Line 12
Go to Line 14