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BIR Form 1606

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Withholding Tax Remittance Return (BIR Form No. 1606)

Fill in all applicable spaces. Mark all appropriate boxes with an “X”.

1 Date of Transaction   2 Amended Return? Yes No   3 No. of Sheets Attached   4 Any Taxes Withheld? Yes No

Part I Background Information

5 TIN   6 RDO   7 TIN   8 RDO

9 Buyer's Name

10 Seller's Name

11 Buyer's Registered Address

12 Seller's Registered Address

13 A T C Individual Corporation

14 Category of Withholding Agent Private Government

15 Classification of Property

Residential Commercial Condominium Residential Others (specify)

Agricultural Industrial Condominium Commercial

16 Location of the Property

17 Brief Description of the Property

Area Sold (sq.m.)   Tax Dec. No.   TCT/OCT/CCT No.   Others

18 Does the selling price cover more than one property? Yes No

19 Are you availing of tax relief under an International Tax Treaty or Special Law? Yes No   If yes, specify

20 Description of Transaction (Mark one box only) Cash Sale Exempt Installment Sale Foreclosure Sale Others

If Exempt, or Others, specify

For Installment Sale:

21 Selling Price

22 Cost and Other Expenses

23 Mortgage Assumed

24 Total Payments during the Initial Year

25 Amount of Installment this Month

26 Total No. of Installments in the Contract

27 Fair Market Value (FMV) - Valuation at the time of the Contract

27A FMV of Land per latest Tax Declaration

27B FMV of Improvements per latest Tax Declaration

27C FMV of Land as determined by BIR Commissioner (zonal value)

27D FMV of Improvements as determined by BIR Commissioner (BIR Rules)

28 Determination of Taxable Base

28A Gross Selling Price

28B Fair Market Value of Land and Improvement

28C Bid Price (For Foreclosure Sale)

28D Installment Collected (For Installment Sale excluding interest)

28E Others (Specify)

Computation

29 Is the seller habitually engaged in real estate business? Yes No

Part II Computation of Tax

30 Taxable Base

31 Tax Rate

32 Tax Required to be Withheld

33 Less: Tax Paid in Return Previously Filed, if this is an Amended Return

34 Tax Still Due/(Overremittance)

35 Add: Penalties

35A Surcharge

35B Interest

35C Compromise

35D Total Penalties

36 Total Amount Still Due/(Overremittance)

If overremittance, mark one box only: To be Refunded To be issued a Tax Credit Certificate

I declare, under the penalties of perjury, that this return has been made in good faith, verified by me, and to the best of my knowledge and belief, is true and correct, pursuant to the provisions of the National Internal Revenue Code, as amended, and the regulations issued under authority thereof.

37 Taxpayer/Authorized Agent Signature over Printed Name

38 Title/Position of Signatory

Office and Date of Receipt

Part III Details of Payment Receipt

Particulars

Drawee Bank/Agency

Number

Date

Amount

Machine Validation/Revenue Official Receipt Details (If not filed with the bank)

BCS No./Item No.

Tax Rates, Guidelines, and Instructions

Tax Rates

0% - Registered with and certified by HLURB/HUDCC as engaged in socialized housing projects pursuant to RA 7279 and implementing regulations.

1.5% - Not registered with HLURB as engaged in Socialized Housing Projects under RA 7279; seller/transferor habitually engaged in real estate business; selling price not over P500,000.

3% - Not registered with HLURB as engaged in Socialized Housing projects; seller/transferor habitually engaged in real estate business; selling price over P500,000 but not over P2,000,000.

5% - Not registered with HLURB as engaged in Socialized Housing projects; seller/transferor habitually engaged in real estate business; selling price over P2,000,000.

7.5% - Seller/transferor is not habitually engaged in real estate business.

Notes:

Items 5 to 29 refer to the background information of the buyer and seller.

Attachments required include notarized deed of sale/exchange, title copy, latest tax declaration, and other supporting documents depending on the transaction.

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What BIR Form 1606 is and when it matters

BIR Form 1606 is a Bureau of Internal Revenue (Philippines) tax return used to report withholding or remittance information as required by the BIR. This guide explains the form's purpose at a high level, outlines required data elements, and focuses on filling, signing, and submitting the form in paper or electronic workflows. Where U.S.-based parties are involved, the guide also notes how U.S. e-signature law (ESIGN/UETA) and secure platforms can support legally compliant completion and retention.

Why accurate completion of BIR Form 1606 matters

Accurate BIR Form 1606 helps ensure correct withholding accounting, avoids processing delays with the BIR, and preserves tax credits for payees.

Why accurate completion of BIR Form 1606 matters

Who typically completes or receives BIR Form 1606

Parties involved before, during, and after form completion.

  • Employers and payroll teams responsible for withholding and remittance, reconciling payroll ledgers and making BIR payments.
  • Accountants and tax officers preparing summary returns and attaching supporting schedules for audit readiness.
  • Service providers and multinational finance teams that manage cross-border payments and compliance for Philippine-sourced income.

Roles collaborate to confirm amounts, supporting documents, and proper signatures.

Step-by-step: preparing and completing the form

A concise sequence to gather data, complete fields, obtain signatures, and submit the form to the BIR or retain a compliant electronic record.

  • 01
    Gather Documents: Collect payslips, withholding schedules, and TINs for reconciliation.
  • 02
    Populate Fields: Enter payor/payee info, tax period, and withheld amounts with verification.
  • 03
    Sign and Approve: Obtain authorized signature via wet ink or compliant e-signature with an audit trail.
  • 04
    Submit and Retain: File per BIR instructions and keep an auditable copy for retention.

Typical filing workflow for BIR Form 1606

High-level flow showing how the form moves from preparation to final filing and record retention.

  • Prepare Record: Compile raw withholding data and supporting attachments.
  • Internal Review: Accounting or tax team validates figures and TINs.
  • Obtain Signature: Authorized official signs — wet ink or e-signature with verification.
  • File / Archive: Submit to BIR if required; archive a retained signed copy with proof of submission.

How to set up an electronic workflow for this form

Recommended configuration settings for digitizing BIR Form 1606 and creating a repeatable eSubmission process.

Document Type Tax return / Withholding summary
Authentication Email + SMS OTP or enterprise SSO for high-assurance signers
Attachments Enable PDF attachments (payslips, schedules)
Reminders Auto-remind signers 3 days before due date
Archiving Auto-archive signed PDF with audit trail

Digital signing and technical considerations

Choose a platform that supports audit trails, secure storage, and the authentication levels your organization requires.

  • File Types: PDF, DOCX
  • Integrations: ERP and storage integrations
  • Authentication: Email, SMS, SSO

eSignature vendor pricing and capability snapshot

Comparative starting prices and core feature availability to consider when choosing an eSignature vendor; signNow is listed first per platform comparison conventions.

signNow DocuSign Adobe Sign PandaDoc HelloSign
Starting Price $8/user/mo $15/user/mo $14/user/mo $19/user/mo $15/user/mo
Free Trial 7-day free trial Varies by vendor Varies by vendor Varies by vendor Varies by vendor
Bulk Send Yes Yes Yes Yes Varies
Audit Trail Yes Yes Yes Yes Yes
HIPAA Compliant Yes Yes Yes No No

Essential components and sections to verify on BIR Form 1606

Check these core sections to ensure the form is complete, auditable, and acceptable for remittance or filing.

Form Header

Contains form code and version, taxpayer name, TIN, and tax period; confirm the header matches BIR guidance and any agency updates.

Payor Details

Full legal name, registered address, and BIR registration numbers of the withholding agent or remitting entity; accuracy ensures correct ledger application.

Payee Details

Beneficiary or payee name, TIN, and address fields that identify who receives credit for withheld amounts.

Withholding Summary

Line-item totals for gross amounts, withheld tax, and any tax credits or adjustments; reconcile to supporting schedules.

Payment / Remittance

Payment method, bank reference, or remittance details; ensure numeric fields and currency designators are correct.

Signatures

Authorized signatory block with name, title, date, and signature; confirm signatory authority and evidence of intent for e-signed records.

Supporting documents commonly required with the form

Attach or retain common supporting schedules that substantiate amounts reported on the form.

Attachment: Schedules

Detailed withholding schedules itemizing payees, gross payments, and withheld tax to reconcile totals on the primary form.

Proof of Payment

Bank receipts, payment reference numbers or electronic funds transfer confirmations that evidence remittance to the BIR.

Authorization Letters

Power of attorney or delegated authority documents when an agent or outsource provider signs on behalf of the taxpayer.

Reconciliation Notes

Internal reconciliations or memos explaining adjustments, rounding differences, or corrections to previously filed returns.

Common mistakes to avoid when preparing the form

  • Entering an incorrect or missing TIN, which can prevent payee credit and trigger reconciliation work with the tax authority.
  • Rounding or subtotal errors caused by inconsistent decimal handling between schedules and the form totals.
  • Using an unauthorized signer or failing to capture explicit signatory consent for electronic signatures, weakening evidentiary strength.
  • Failing to attach required supporting schedules or payment proof, which can delay processing and invite queries.

Penalties and legal risks to be aware of

Local Penalties: BIR assesses fines and interest for late or incorrect filings; amounts vary by jurisdiction
U.S. IRS Penalties: 1099 series penalties: $60–$330 per form depending on lateness; higher for intentional disregard
Backup Withholding: Missing or incorrect TINs can trigger 24% backup withholding under U.S. rules
I-9 / Employment Risks: Incomplete employment documentation may trigger fines under federal law
Audit Exposure: Incomplete source records increase audit risk and potential adjustments
E-signature Weakness: Insufficient signer authentication can weaken enforceability in dispute

Typical signers and their responsibilities

Payroll Manager — Company

Manages payroll calculations and withholding reconciliations. Ensures gross-to-net figures match remittance totals, prepares schedules, and coordinates with finance for payment remittances and filing.

Finance Director — Multinational

Oversees cross-border tax compliance, confirms the tax treatment for foreign payments, ensures supporting documentation meets both Philippine BIR and home-country reporting requirements.

Security and compliance controls to require for electronic workflows

Encryption: TLS 1.2/1.3; AES-256 at rest
Certifications: SOC 2 Type II; ISO 27001
Audit Trail: Timestamped events and action history
HIPAA (BAA): BAA available where PHI exists
Authentication: Email, SMS OTP, SSO options
Access Controls: Role-based permissions and logging

Practical tips for accurate and efficient completion

Actionable practices to reduce errors, speed approvals, and ensure records are audit-ready.

Standardize Templates
Use a validated digital template to reduce field-entry inconsistencies and eliminate manual formatting errors when preparing recurring returns.
Validate TINs Upfront
Confirm payee TINs before finalizing the form to avoid rework, backup withholding triggers, and disputes about crediting.
Use Audit Trails
Capture signer identity, timestamps, and IP or authentication methods to strengthen evidentiary value of e-signed documents.
Centralize Archives
Store signed forms and attachments in a centralized, access-controlled repository for retrieval during audits and reconciliations.

Timing and frequency considerations

Deadlines for submission and payment depend on the BIR schedule and the filing frequency assigned to your registration.

Filing Frequency:

Monthly or quarterly as specified by the BIR

Submission Window:

Check BIR guidance for specific due dates each period

Payment Deadline:

Payment timing usually coincides with the filing date

Late Filings:

Late submission may incur interest and penalties

Recordkeeping:

Retain supporting records per regulatory retention rules

Key milestones from preparation through post-filing

Sequential milestones to track in each filing cycle so teams can meet due dates and preserve evidence of timely filing.

01

Reconcile Source Data

Compare payroll ledgers to withholding schedules and resolve discrepancies before preparing the form.

02

Complete Form

Populate fields and attach required schedules, ensuring numeric totals reconcile to supporting documents.

03

Obtain Approval

Get authorized signatory approval and execute signature using chosen method and authentication.

04

File and Archive

Submit to the BIR as required and store a signed copy with audit trail evidence for retention.

Real-world examples of secure eSigning in compliance workflows

Brief examples showing how organizations use eSignature platforms to handle tax and compliance documents while maintaining security and auditability.

Optica Ventures — COO

Optica streamlined document exchange for customers and partners.

  • The interface is simple and easy-to-use for our team.
  • By adopting an auditable eSignature workflow, Optica reduced turnaround time and kept documentation consistent across mobile and desktop users.

Xerox — Director, NetSuite Ops

Xerox integrated signing into ERP-based processes.

  • airSlate SignNow provides flexibility to get the right signatures in the right formats.
  • Integration with NetSuite and centralized signed records helped Xerox maintain accurate financial and tax document trails.

FAQs and troubleshooting for BIR Form 1606 completion

Answers to common questions about form fields, signatures, electronic submission, and record retention.


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