Form 1045 – Fill Out and Use This PDF

The Form 1045, Application for Tentative Refund, is a document used by individuals, estates, or trusts to apply for a quick refund of taxes due to specific carryback adjustments such as net operating losses, unused general business credits, or net section 1256 contracts losses. This form is processed by the Department of the Treasury and requires separate mailing from the tax return. Filling out Form 1045 correctly can accelerate the refund process, helping taxpayers access refunds they are due more quickly.

For detailed instructions on how to fill out Form 1045 and to ensure you maximize your potential refund, click the button below.

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Form 1045 PDF Details

When it comes to navigating the complexities of tax obligations and opportunities for refunds, the Form 1045, or Application for Tentative Refund, serves as a crucial tool for individuals, estates, or trusts. This form, as outlined by the Internal Revenue Service (IRS), allows for a prompt provisional refund relating to certain carryback adjustments. Specifically, it facilitates the application of net operating losses (NOLs), unused general business credits, and net section 1256 contracts loss to previous tax years, potentially resulting in a refund of taxes paid in those years. The form requires detailed information about the taxpayer, including social security or employer identification numbers, and addresses. Additionally, it necessitates a comprehensive computation of the decrease in tax due to carryback adjustments across preceding years, spotlighting the critical role of calculating adjusted gross income, taxable income, and various deductions and taxes to accurately determine the adjusted tax liabilities. With tight regulations surrounding its use, including specific filing instructions separate from the regular tax return, understanding Form 1045's role in potential tax recovery is essential. This form exemplifies the IRS's broader mechanisms aimed at ensuring tax fairness and providing financial relief to eligible taxpayers through carryback loss provisions.

Question	Answer
Form Name	Form 1045
Form Length	5 pages
Fillable?	No
Fillable fields	0
Avg. time to fill out	1 min 15 sec
Other names	Fillable Online Rental Form - Northeast Passage Fax Email ...

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Form 1045		Application for Tentative Refund			OMB No. 1545-0098
		▶ For individuals, estates, or trusts.
		▶ For individuals, estates, or trusts.			2021
Department of the Treasury		▶ Mail in separate envelope. (Don’t attach to tax return.)			2021
Department of the Treasury		▶ Go to WWW.IRS.GOV/FORM1045 for instructions and the latest information.
Internal Revenue Service
	Name(s) shown on return			Social security or employer identification number

or print	Number, street, and apt. or suite no. If a P.O. box, see instructions.			Spouse’s social security number (SSN)

	City, town or post office, state, and ZIP code. If a foreign address, also complete spaces below (see instructions).			Daytime phone number
Type				Daytime phone number
Type

	Foreign country name		Foreign province/county	Foreign postal code

1This application is filed to carry back:

aNet operating loss (NOL) (Sch. A, line 24)

bUnused general business credit

cNet section 1256 contracts loss

2a For the calendar year 2021, or other tax year

beginning

, 2021, and ending

, 20

bDate tax return was filed

3If this application is for an unused credit created by another carryback, enter year of first carryback ▶

4If you filed a joint return (or separate return) for some, but not all, of the tax years involved in figuring the carryback, list the years and specify whether joint (J) or separate (S) return for each ▶

5 If SSN for carryback year is different from above, enter a SSN ▶

and b Year(s) ▶

6If you changed your accounting period, give date permission to change was granted ▶

7Have you filed a petition in Tax Court for the year(s) to which the carryback is to be applied? . . . . .

8Is any part of the decrease in tax due to a loss or credit resulting from a reportable transaction required to be

disclosed on Form 8886, Reportable Transaction Disclosure Statement? . . . . . . . . . . . .

9If you are carrying back an NOL or a net section 1256 contracts loss, did this cause the release of foreign tax credits or the release of other credits due to the release of the foreign tax credit (see instructions)? . . .

Yes

Computation of Decrease in Tax

preceding

(see instructions)

tax year ended ▶

Note: If 1a and 1c are blank, skip lines 10 through 15.

Before

After

Before

After

Before

After

carryback

NOL deduction after carryback (see instructions)

Adjusted gross income

Deductions (see instructions) . . .

Subtract line 12 from line 11 . . .

Exemptions (see instructions) . . .

Taxable income. Line 13 minus line 14

Income tax. See instructions and attach

an explanation

Excess advance premium tax credit

repayment (see instructions) . . . .

Alternative minimum tax

Add lines 16 through 18

For Disclosure, Privacy Act, and Paperwork Reduction Act Notice, see separate instructions.

Cat. No. 10670A

Form 1045 (2021)

Page 2

Computation of Decrease in Tax

preceding

(CONTINUED)

tax year ended ▶

Before

After

Before

After

Before

After

carryback

General business credit (see instructions)

Net premium tax credit (see instructions)

Other credits. Identify

Total credits. Add lines 20 through 22

Subtract line 23 from line 19 . . . .

Self-employment tax (see instructions)

Additional Medicare Tax (see instructions)

Net Investment Income Tax (see

instructions)

Health care: individual responsibility

(see instructions)

Other taxes

Total tax. Add lines 24 through 29 . .

Enter the amount from the “After carryback”

column on line 30 for each year . . . .

32Decrease in tax. Line 30 minus line 31

33 Overpayment of tax due to a claim of right adjustment under section 1341(b)(1) (attach computation) . . .

Under penalties of perjury, I declare that I have examined this application and accompanying schedules and statements, and, to the best of my knowledge and belief, they are true, correct, and complete.

Sign

Here

Keep a copy of this application for your records.

Paid

Preparer

Use Only

▲						Date
	Your signature					Date

▲						Date
	Spouse’s signature. If Form 1045 is filed jointly, both must sign.					Date
Print/Type preparer’s name		Preparer’s signature	Date			PTIN
Print/Type preparer’s name		Preparer’s signature	Date			PTIN
				Check	if
				self-employed
Firm’s name ▶				Firm’s EIN ▶
Firm’s name ▶				Firm’s EIN ▶
Firm’s address ▶				Phone no.

Form 1045 (2021)

Form 1045 (2021)	Page 3

Schedule A—NOL (see instructions)

1For individuals, subtract your standard deduction or itemized deductions from your adjusted gross

income and enter it here. For estates and trusts, enter taxable income increased by the total of the charitable deduction, income distribution deduction, and exemption amount (see instructions) . .

2Nonbusiness capital losses before limitation. Enter as a positive number

	(see instructions)	2
3	Nonbusiness capital gains (without regard to any section 1202 exclusion)	3
4	If line 2 is more than line 3, enter the difference. Otherwise, enter -0- . .	4

5If line 3 is more than line 2, enter the difference.

	Otherwise, enter -0-		5
6	Nonbusiness deductions (see instructions) . .	. . . . . . . . .		6

7Nonbusiness income other than capital gains (see

	instructions)	7
8	Add lines 5 and 7	. . . . . . . .	8
9	If line 6 is more than line 8, enter the difference. Otherwise, enter -0-

10If line 8 is more than line 6, enter the difference. Otherwise, enter -0-. But don’t enter more than

line 5	10
11 Business capital losses before limitation. Enter as a positive number . .		11

12Business capital gains (without regard to any

	section 1202 exclusion)	12
13	Add lines 10 and 12	. . . . . . .	13
14	Subtract line 13 from line 11. If zero or less, enter -0-	. . . . . . .	14
15	Add lines 4 and 14	. . . . . . .	15

16Enter the loss, if any, from line 16 of your 2021 Schedule D (Form 1040). (For estates and trusts, enter the loss, if any, from line 19, column (3), of

	Schedule D (Form 1041).) Enter as a positive number. If you don’t have a
	loss on that line (and don’t have a section 1202 exclusion), skip lines 16
	through 21 and enter on line 22 the amount from line 15	16
17	Section 1202 exclusion. Enter as a positive number (see instructions)
18	Subtract line 17 from line 16. If zero or less, enter -0-	18

19Enter the loss, if any, from line 21 of your 2021 Schedule D (Form 1040). (For estates and trusts, enter the loss, if any, from line 20 of Schedule D

	(Form 1041).) Enter as a positive number	19
20	If line 18 is more than line 19, enter the difference. Otherwise, enter -0- .	20
21	If line 19 is more than line 18, enter the difference. Otherwise, enter -0-
22	Subtract line 20 from line 15. If zero or less, enter -0-
23	NOL deduction for losses from other years. Enter as a positive number

24NOL. Combine lines 1, 9, 17, and 21 through 23. If the result is less than zero, enter it here and on

page 1, line 1a. If the result is zero or more, you don’t have an NOL . . . . . . . . . .

Form 1045 (2021)

Page 4

Schedule B—NOL Carryover (see instructions)

Complete one column before going to

preceding

the next column. Start with the earliest

carryback year.

tax year ended ▶

1 NOL deduction. Enter as a positive

number

2 Taxable income before 2021 NOL

carryback (see instructions). For estates

and trusts, increase this amount by the

sum of the charitable deduction and

income distribution

deduction

(see

instructions)

3 Net capital loss

deduction

(see

instructions)

4Section 1202 exclusion. Enter as a positive number (see instructions) . .

5Domestic production activities deduction (see instructions) . . . .

6Adjustment to adjusted gross income

(see instructions) . . . . . . .

7Adjustment to itemized deductions

(see instructions) . . . . . . .

8For individuals, enter deduction for exemptions. For estates and trusts, enter exemption amount . . . . .

9Modified taxable income. Combine lines 2 through 8. If zero or less, enter

-0- (see instructions) . . . . . .

10 NOL carryover (see instructions) . .

Adjustment to Itemized Deductions (Individuals Only) Complete lines 11 through 38 for the carryback year(s) for which you itemized deductions only if line 3, 4, or 5 above is more than zero.

11Adjusted gross income before 2021 NOL carryback . . . . . . . .

12 Add lines 3 through 6 above . . .

13Modified adjusted gross income. Add lines 11 and 12 . . . . . . . .

14Medical expenses from Sch. A (Form 1040), line 4, or as previously adjusted

15Medical expenses from Sch. A (Form 1040), line 1, or as previously adjusted

16Multiply line 13 by percentage from

Sch. A (Form 1040), line 3 . . . .

17Subtract line 16 from line 15. If zero or less, enter -0- . . . . . . . .

18 Subtract line 17 from line 14 . . . .

19Mortgage insurance premiums from Sch. A (Form 1040), line 8d (line 13 for years before 2018), or as previously adjusted . . . . . . . . . .

20Refigured mortgage insurance premiums (see instructions) . . . .

21 Subtract line 20 from line 19 . . .

Form 1045 (2021)

Page 5

Schedule B—NOL Carryover (CONTINUED)

Complete one column before going to

preceding

the next column. Start with the earliest

carryback year.

tax year ended ▶

Modified adjusted gross income from

line 13 on page 4 of the form . . .

Enter as a positive number any NOL

carryback from a year before 2021 that

was deducted to figure line 11 on page

4 of the form

Add lines 22 and 23

25Charitable contributions from Sch. A (Form 1040), line 14 (line 19 for years before 2018), or Sch. A (Form 1040-NR), line 5, or as previously adjusted . . .

26Refigured charitable contributions (see instructions) . . . . . . . . .

27 Subtract line 26 from line 25 . . .

28Casualty and theft losses from Form 4684, line 18 . . . . . . . . .

29Casualty and theft losses from Form 4684, line 16 . . . . . . . . .

30 Multiply line 22 by 10% (0.10) . . .

31Subtract line 30 from line 29. If zero or less, enter -0- . . . . . . . .

32 Subtract line 31 from line 28 . . .

33Miscellaneous itemized deductions (for years before 2018) from Sch. A (Form 1040), line 27, or Sch. A (Form 1040NR), line 13, or as previously adjusted . . . . . . . . . .

34Miscellaneous itemized deductions (for years before 2018) from Sch. A (Form 1040), line 24, or Sch. A (Form 1040NR), line 10, or as previously adjusted . . . . . . . . . .

35 Multiply line 22 by 2% (0.02) . . .

36Subtract line 35 from line 34. If zero or less, enter -0- . . . . . . . .

37 Subtract line 36 from line 33 . . .

38Complete the worksheet in the instructions if line 22 is more than the applicable amount shown in the instructions. Otherwise, combine lines 18, 21, 27, 32, and 37; enter the result

here and on line 7 (page 4) . . . .

Form 1045 (2021)

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1. To start off, when filling in the Form 1045, beging with the form section that features the next blank fields:

2. Immediately after this section is filled out, go to type in the relevant details in these: If you are carrying back an NOL or, Yes, Computation of Decrease in Tax, see instructions, preceding, preceding, preceding, tax year ended, tax year ended, tax year ended, Note If a and c are blank skip, Before carryback, After, carryback, and Before carryback.

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4. Now complete this fourth part! In this case you will get these Form, Page, Computation of Decrease in Tax, continued, preceding, preceding, preceding, tax year ended, tax year ended, tax year ended, Before carryback, After, carryback, Before carryback, and After fields to fill out.

Form 1045 completion process shown (part 4)

5. This last point to finalize this PDF form is integral. Make sure to fill out the necessary form fields, consisting of Other taxes, Total tax Add lines through, Enter the amount from the After, Decrease in tax Line minus line, Overpayment of tax due to a claim, Sign Here, Keep a copy of this application, Paid Preparer Use Only, Under penalties of perjury I, Your signature, Spouses signature If Form is, Date, Date, PrintType preparers name, and Preparers signature, before submitting. Failing to do it may contribute to a flawed and potentially nonvalid form!

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