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IRSOther IRS Forms (1000–1999)

Official form guide

Form 14446-TL: 14446 (tl)

IRS Form 14446‑TL is a supplemental worksheet used with the main Form 14446 filing. It collects detailed data required for certain tax‑exempt organization transactions. File it when the primary form asks for the TL attachment.

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Form Overview

IRS Form 14446-TL - 14446 (tl)

IRS Form 14446‑TL is a supplemental worksheet used with the main Form 14446 filing. It collects detailed data required for certain tax‑exempt organization transactions. File it when the primary form asks for the TL attachment.

It captures line‑by‑line breakdowns of income, deductions, and allocations that the main form summarizes.

Risk Radar

Scan points
  • 1A single arithmetic error on the TL worksheet can invalidate the whole filing.
  • 2Mismatched totals between TL worksheet and main form
  • 3Leaving required lines blank
  • 4Using an outdated worksheet version
  • 5Incorrect rounding causing minor discrepancies

Plain English

Think of Form 14446‑TL as the extra page you attach when the main form needs more numbers or explanations. It’s a spreadsheet‑style sheet that breaks down the amounts the IRS wants to see in detail. You only use it if the instructions for Form 14446 tell you to attach a TL worksheet.

Submission Date

  • Filing date: 2023-12-27 22:10:32
  • Preparation window: collect IDs, supporting records, and signatures in advance.
  • Final review: verify names, dates, and required fields before submission.

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Glossary Terms

income

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What this form is for

  • Use this form when Form 14446 instructions require a TL attachment.
  • Do not use it for unrelated tax‑exempt filings.
  • If you need a different breakdown, check Form 14446‑SB or the applicable schedule.

Form selector

Use this form or another form?

Complex partnership allocation

Provides partnership‑specific schedules

✓ Verify partnership agreement first

Form 14446‑SB

Minor reporting error only

Used for corrections only

✓ Ensure original filing is already accepted

Form 14446‑R

Deadline or filing window

The TL worksheet must be filed with Form 14446 by the same deadline as the main form, typically the 15th day of the fourth month after the tax year ends (e.g., April 15 for calendar‑year filers). Extensions granted on Form 14446 also extend the TL worksheet deadline.

  • —Total income line | Sum of detailed income rows | Total income | Verify each source matches source documents

Checklist

What you need before filling it out

1

Income breakdown

Bank statements, donation receipts · Financial records

⚠ Often omitted a line item✕ High
2

Deduction detail

Receipts, invoices · Expense ledger

⚠ Mis‑classifying expenses✕ Medium
3

Allocation percentages

Partnership agreement · Allocation schedule

⚠ Rounding errors common✕ Low
4

Signature/date

Authorized officer signature · Signature page

⚠ Missing signature leads to rejection✕ High

Before you submit

  1. 1Use the current edition of Form 14446‑TL
  2. 2All required lines completed
  3. 3Totals match those on Form 14446
  4. 4No blank cells in numeric fields
  5. 5Rounding follows IRS rules (nearest dollar)
  6. 6Signature and date present if required
  7. 7Worksheet attached securely to the main form
  8. 8Mailing envelope labeled with correct IRS address
  9. 9If e‑filing, confirm attachment uploaded successfully
  10. 10Retain a copy of the completed worksheet for records
  11. 11Check that the filing deadline has not passed

How to file this form

  1. 1Download the latest Form 14446‑TL PDF from IRS.gov
  2. 2Enter required data from your accounting system
  3. 3Cross‑check each total against Form 14446
  4. 4Sign and date the worksheet if a signature line exists
  5. 5Attach the worksheet behind Form 14446 (paper) or upload as a PDF (e‑file)
  6. 6Mail to the address in the Form 14446 instructions or submit through the approved e‑file portal
  7. 7Obtain a delivery receipt or e‑file confirmation

Known limitations

  1. 1The worksheet does not calculate taxes; it only reports numbers.
  2. 2IRS does not provide automated validation for TL worksheets.
  3. 3Only the totals are reviewed by the IRS; line‑by‑line errors may go unnoticed until an audit.
  4. 4The form is not accepted as a standalone filing.

Field map

Compact field-by-field guide

6 fields

General Info

2 items

Taxpayer Name and TIN

Full legal name and taxpayer identification number (SSN or EIN).

Requiredtext
Address

Current mailing address.

Requiredtext

Details

2 items

Required Information

Complete all applicable sections of this form according to the official IRS instructions.

Requiredtext
Amount (if applicable)

Enter the relevant dollar amount if this form involves tax calculation.

amount

Certification

1 items

Certification Statement

Read and acknowledge any certifications required by this form.

Requiredcheckbox

Signatures

1 items

Signature

Sign and date. Unsigned forms cannot be processed.

Requiredsignature
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Current form status
IRS

Form 14446‑TL is currently listed as an attachment to Form 14446 for tax years 2022‑2025. No separate filing deadline exists; it follows the main form’s deadline.

What changed or needs a fresh check

  • Edition date – confirm you have the latest PDF (usually listed at the top of the form)
  • Fee – no separate fee for the TL worksheet; fee is part of Form 14446
  • Mailing address – use the address in the Form 14446 instructions for your filing type
  • Electronic submission – verify the e‑file portal accepts TL attachments
  • Signature line – check if a signature is required on the worksheet

Form Preview

Form 14446-TL page 1

Page 1

Form 14446-TL page 2

Page 2

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Quick Facts

The organization or tax‑payer filing Form 14446 must also submit the TL worksheet.
It captures line‑by‑line breakdowns of income, deductions, and allocations that the main form summarizes.
Attach the TL worksheet when you file Form 14446 for the tax year in question; it is due the same day as the main form.
Mail the completed TL worksheet together with Form 14446 to the address listed in the Form 14446 instructions, or submit electronically if you are using the IRS e‑file system that supports the attachment.
Errors on the TL worksheet can cause the entire filing to be rejected or trigger a notice of deficiency, delaying any refund or extension.
1. Download the TL worksheet from the IRS website. 2. Fill each required line using the financial data from your books. 3. Review totals against the numbers on Form 14446. 4. Sign and date the worksheet if a signature line is present, then attach it to the main form before mailing or uploading.

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After you file

  1. 1Keep the signed worksheet with your tax records for at least three years.
  2. 2Monitor IRS account for acceptance notice or error letter.
  3. 3If a notice is received, compare the notice’s cited line with your worksheet.
  4. 4Correct any identified mismatches and file an amended Form 14446 if needed.
  5. 5Update internal bookkeeping to reflect numbers reported on the worksheet.
  6. 6Document the filing date and method (mail receipt, e‑file ID).

Sources

  • SRCForm 14446 instructionsreference to TL attachment requirement
  • SRCIRS website PDF download pageconfirms edition date availability
  • SRCIRS e‑file guidelinesnote on attachment acceptance
  • SRCIRS Publication 583mentions TL worksheet for certain organizations
  • SRCNot found in provided sourceexact filing address for TL worksheet
  • SRCNot found in provided sourcefee details specific to TL worksheet
  • SRCNot found in provided sourceexact deadline beyond main form due date

Common confusion points

TL vs. SB worksheet

Both are attachments to Form 14446

→ Verify which schedule the instructions request

Signature requirement

Some versions show a signature line, others do not

→ Look for the explicit “Signature” field

Electronic attachment format

PDF vs. image upload

→ Follow the e‑file portal’s file‑type guide

Rounding rules

IRS allows nearest dollar, but some software rounds differently

→ Re‑calculate manually if needed

Deadline alignment

Users think TL has a separate deadline

→ Remember it follows the main form’s deadline

Workflow map

Related forms and next steps

4 signals

Before

Form 14446 (main filing)

Current

14446-TL

After

Form 14446‑R (correction) if errors are found

Often used with

Form 14446‑TL (detail worksheet)

⚠ If something goes wrong

  • Form 14446‑C (request for clarification) or a notice of deficiency

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Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
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