Form 8606
Department of the Treasury
Internal Revenue Service
Nondeductible IRAs
Attach to 2023 Form 1040, 1040-SR, or 1040-NR.
Go to www.irs.gov/Form8606 for instructions and the latest information.
OMB No. 1545-0074
2023
Attachment
Sequence No.
48
Name. If married, file a separate form for each spouse required to file 2023 Form 8606. See instructions. Your social security number
Fill in Your Address
Only if You Are
Filing This Form by
Itself and Not With
Your Tax Return
Home address (number and street, or P.O. box if mail is not delivered to your home) Apt. no.
City, town or post office, state, and ZIP code. If you have a foreign address, also complete the spaces below (see instructions).
Foreign country name Foreign province/state/county Foreign postal code
Part I
Nondeductible Contributions to Traditional IRAs and Distributions From Traditional, Traditional SEP,
and Traditional SIMPLE IRAs
Complete this part only if one or more of the following apply.
• You made nondeductible contributions to a traditional IRA for 2023.
•
You took distributions from a traditional, traditional SEP, or traditional SIMPLE IRA in 2023 and you made nondeductible
contributions to a traditional IRA in 2023 or an earlier year. For this purpose, a distribution does not include a rollover
(other than certain qualified disaster distribution repayments from 2023 Form(s) 8915-F), qualified charitable distribution,
one-time distribution to fund an HSA, conversion, recharacterization, or return of certain contributions.
• You converted part, but not all, of your traditional, traditional SEP, and traditional SIMPLE IRAs to Roth, Roth SEP, or
Roth SIMPLE IRAs in 2023 and you made nondeductible contributions to a traditional IRA in 2023 or an earlier year.
1 Enter your nondeductible contributions to traditional IRAs for 2023, including those made for 2023
from January 1, 2024, through April 15, 2024. See instructions . . . . . . . . . . . . .
1
2 Enter your total basis in traditional IRAs. See instructions . . . . . . . . . . . . . . . 2
3 Add lines 1 and 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
In 2023, did you take a distribution from
traditional, traditional SEP, or traditional
SIMPLE IRAs, or make a Roth, Roth SEP,
or Roth SIMPLE IRA conversion?
No
Enter the amount from line 3 on line 14.
Do not complete the rest of Part I.
Yes
Go to line 4.
4
Enter those contributions included on line 1 that were made from January 1, 2024, through April 15, 2024
4
5 Subtract line 4 from line 3 . . . . . . . . . . . . . . . . . . . . . . . . . 5
6
Enter the value of all your traditional, traditional SEP, and traditional SIMPLE IRAs as of December 31,
2023, plus any outstanding rollovers. Subtract certain repayments of qualified disaster distributions, if
any, from 2023 Form(s) 8915-F (see instructions) . . . . . . . . . . . . . . . . . .
6
7
Enter your distributions from traditional, traditional SEP, and traditional SIMPLE IRAs in 2023. Do not
include rollovers (other than repayments of qualified disaster distributions, if any, from 2023 Form(s)
8915-F (see instructions)); qualified charitable distributions; a one-time distribution to fund an HSA;
conversions to a Roth, Roth SEP, or Roth SIMPLE IRA; certain returned contributions; or
recharacterizations of traditional IRA contributions (see instructions) . . . . . . . . . . .
7
8 Enter the net amount you converted from traditional, traditional SEP, and traditional SIMPLE IRAs to
Roth, Roth SEP, or Roth SIMPLE IRAs in 2023. Also, enter this amount on line 16 . . . . . . .
8
9 Add lines 6, 7, and 8 . . . . . . . . . . . . . . . . . . . 9
10 Divide line 5 by line 9. Enter the result as a decimal rounded to at least 3
places. If the result is 1.000 or more, enter “1.000” . . . . . . . . .
10
×
.
11
Multiply line 8 by line 10. This is the nontaxable portion of the amount you
converted to Roth, Roth SEP, or Roth SIMPLE IRAs. Also, enter this amount
on line 17 . . . . . . . . . . . . . . . . . . . . . . .
11
12 Multiply line 7 by line 10. This is the nontaxable portion of your distributions
that you did not convert to a Roth, Roth SEP, or Roth SIMPLE IRA . . . .
12
13 Add lines 11 and 12. This is the nontaxable portion of all your distributions . . . . . . . . .
13
14 Subtract line 13 from line 3. This is your total basis in traditional IRAs for 2023 and earlier years . 14
15 a Subtract line 12 from line 7 . . . . . . . . . . . . . . . . . . . . . . . . . 15a
b
Enter the amount on line 15a attributable to qualified disaster distributions, if any, from 2023 Form(s)
8915-F (see instructions). Also, enter this amount on 2023 Form(s) 8915-F, line 18, as applicable (see
instructions) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15b
c Taxable amount. Subtract line 15b from line 15a. If more than zero, also include this amount on 2023
Form 1040, 1040-SR, or 1040-NR, line 4b . . . . . . . . . . . . . . . . . . . .
15c
Note: You may be subject to an additional 10% tax on the amount on line 15c if you were under age
59½ at the time of the distribution. See instructions.
For Privacy Act and Paperwork Reduction Act Notice, see separate instructions.
Cat. No. 63966F
Form 8606 (2023)