Taxpayer Identification Number in the Philippines: registration form, TIN card, ORUS online portal and BIR filing calendar

TIN in the Philippines: Who Needs One, How to Apply Online, Personal vs Corporate TIN, RDO and BIR Forms by Month, Quarter and Year

A Taxpayer Identification Number (TIN) is the permanent number the Bureau of Internal Revenue assigns to every person required to file a return, pay a tax or appear in a tax document, and under Section 236 of the Tax Code you may have only one for life. Employees must be registered within ten days of hiring, businesses before they open, and anyone else before they pay a tax or file a return; even people with no tax to pay need one to transact with government offices. Since the Ease of Paying Taxes Act, registration can be done electronically through the BIR’s Online Registration and Update System (ORUS), and the ₱500 annual registration fee is gone.

This guide is for new hires, freelancers, business owners and HR officers. It explains who must get a TIN and when, the difference between a personal and a corporate TIN, which BIR form to use, how to apply online, how employees and self-employed people differ, what “changing your TIN” really means, what a Revenue District Office is, and which BIR forms are filed monthly, quarterly and annually, all from the Tax Code and the BIR’s own pages.

Direct Answer

Every person subject to any internal revenue tax must register once with the appropriate Revenue District Office: within ten days from the date of employment, on or before starting a business, before paying any tax, or when filing a return, whichever comes first (NIRC Sec. 236(A), as amended by RA 11976).[1] The BIR then supplies a TIN that must appear on every return and on documents such as bank loan applications, mayor’s permits, DTI and SEC filings, real-property registrations and building permits (Sec. 236(H), numbered Sec. 236(J) before RA 11976).[1][2] Securing more than one TIN is a crime punishable under Section 275 by a fine of up to ₱1,000 or imprisonment of up to six months, or both.[2] Employees get their TIN through their employer on ORUS (Form 1902); self-employed individuals and professionals use Form 1901; corporations and partnerships use Form 1903; one-time taxpayers and people who need a TIN only to deal with a government office use Form 1904 under Executive Order 98.[3][4] A TIN is never changed; what changes is the registration behind it, through Form 1905.[3]

Rule, Exception, Evidence, Timing and Next Step

Element What applies
Rule One registration, one TIN per person, with the RDO having jurisdiction; register each tax type you are liable for and update the registration when anything changes (Sec. 236(A) to (C), as amended by RA 11976).[1]
Exception People with no tax liability still get a TIN under EO 98 to transact with government (Form 1904); an estate of a deceased taxpayer gets a new TIN of its own (Sec. 236(H)).[1][5][6]
Evidence Your Certificate of Registration (Form 2303, electronic on ORUS for businesses); the TIN confirmation from ORUS or your employer; Form 2316 from your employer showing your TIN; a TIN ID card if one was issued to you.
Timing Employees: within 10 days of employment. Businesses: before commencing. Everyone else: before paying a tax or filing a return.[1]
Next step Employee: give HR your details and let the employer register you on ORUS; if you already have a TIN, give that TIN, never apply again. Self-employed or corporation: create an ORUS account with the business email and file 1901 or 1903 online. Already registered but moved or changed status: file 1905 to update, not a new application.[3][4]

Key Takeaways

  • Section 236(A) sets four triggers for registration: ten days from employment, commencement of business, before payment of any tax, or upon filing a return. Registration may be electronic or manual.[1]
  • The TIN must appear on returns and on ten listed document types including loan applications, mayor’s permits, DTI and SEC filings, Register of Deeds documents and building permits.[2]
  • One TIN for life. A second TIN is a Section 275 offense: up to ₱1,000 fine, up to six months’ imprisonment, or both. An employee who already has a TIN gives that number to each new employer instead of applying again.[2]
  • “Personal” and “corporate” TINs are the same kind of number issued to different taxpayers: an individual and a corporation are separate taxpayers, so a business owner has a personal TIN and the corporation has its own; a sole proprietor uses one TIN for both personal and business income.[1]
  • Hired employees are registered through their employer, not on their own: the BIR checklist for Form 1902 states that registration of hired employees “is thru Employer,” and ORUS has an Employer Services link that employers enrol in to get TINs for their employees.[4][6]
  • The EOPT Act rewrote Section 236 without the old ₱500 annual registration fee and let taxpayers file and pay anywhere; the BIR checklist still lists a one-time ₱30 loose documentary stamp on a business Certificate of Registration.[1][6]
  • Your RDO is the BIR office that holds your registration; moving home or business means filing Form 1905 to transfer, and an RDO that started an audit keeps the case until it is done (Sec. 236(C)).[1]
  • Forms follow a rhythm: 1601-C and 0619-E monthly; 1601-EQ, 1701Q, 1702Q, 2550Q and 2551Q quarterly; 1700, 1701, 1701A, 1702, 1604-C and 1604-E annually.[3]
Authority Classification Rule supported Effect
NIRC Sec. 236(A), (B), (C), as amended by RA 11976 (2024) Statute Who must register and when; registration per tax type; transfer of registration by update; electronic or manual registration Binding law
NIRC Sec. 236(H) (Sec. 236(J) in the 1997 text) Statute TIN supplied to every person required to file; documents on which the TIN must appear; estate gets a new TIN; one TIN only, with Sec. 275 liability Binding law
NIRC Sec. 275 Statute Fine of not more than ₱1,000, imprisonment of not more than six months, or both, for violations without a specific penalty, including securing more than one TIN Binding law
RA 11976, Ease of Paying Taxes Act, Secs. 3 and 34 Statute Micro, small, medium and large classification; repeal of the annual registration fee; file-and-pay-anywhere Binding law
Executive Order No. 98 (1999) Executive issuance Government agencies, LGUs and GOCCs include the TIN in their forms and, where applicable, do not issue permits, licenses or clearances without one Binding on government agencies
BIR Forms 1901, 1902, 1903, 1904, 1905 and 2303 Official forms Registration of self-employed, employees, corporations, one-time or EO 98 taxpayers; registration updates; Certificate of Registration Official procedure
BIR Online Registration and Update System (ORUS); RMC No. 10-2024 Agency system and circular Online registration and updates; Employer Services link for issuing employees’ TINs; separate branch accounts Official procedure
BIR Checklist of Documentary Requirements (revised July 2025) Agency guidance Documents for Forms 1901, 1902, 1903 and 1904; hired employees registered through the employer; ₱30 loose documentary stamp on a business Certificate of Registration Official procedure

TIN at a Glance (Infographic)

Philippine TIN at a glance: who, which form, when, and the one-TIN rule Four taxpayer types mapped to their BIR registration form and deadline, the one-TIN rule with its penalty, and the forms filed monthly, quarterly and annually. Your TIN: Who, Which Form, When Employee Form 1902 via employer on ORUS Within 10 days of hiring Sec. 236(A)(1) Self-employed / Professional Form 1901 own ORUS account Before starting business Sec. 236(A)(2) Corporation / Partnership Form 1903 company email on ORUS Before starting business separate TIN from owners No tax to pay Form 1904 EO 98 / one-time taxpayer Before the transaction bank, LTO, passport, etc. ONE TIN FOR LIFE. A second TIN is a crime under Sec. 275: up to ₱1,000 fine, up to 6 months’ imprisonment, or both. Changed jobs, moved, or started a business? File Form 1905, not a new application. Which forms, how often MONTHLY 1601-C Withholding on compensation 0619-E Expanded withholding (months 1-2) 0619-F Final withholding (months 1-2) 2000 Documentary stamp tax 2550M Monthly VAT (not required since 2023) QUARTERLY 1701Q Individual income tax 1702Q Corporate income tax 2550Q VAT return 2551Q Percentage tax 1601-EQ / 1601-FQ Expanded and final withholding ANNUAL 1700 Pure compensation earners 1701 / 1701A / 1701-MS Individuals, mixed, micro-small 1702-RT / MX / EX Corporations 1604-C / 1604-E / 1604-F Annual withholding info 2316 / 2307 Certificates to employees and payees Sources: NIRC Secs. 236 and 275 as amended by RA 11976; BIR Forms list (bir.gov.ph/bir-forms); BIR registration checklist (2025). Deadlines are in the BIR tax calendar for the year.
Infographic: TIN registration forms, deadlines, the one-TIN rule and the BIR filing rhythm. LaborCode.ph, from primary sources listed below.

Who Needs a TIN and When

Section 236(A) says “every person subject to any internal revenue tax shall register once, either electronically or manually, with the appropriate Revenue District Office” and lists the triggers: within ten days from the date of employment; on or before the commencement of business; before payment of any tax due; or upon filing a return, statement or declaration.[1] Section 236(H) (numbered 236(J) before RA 11976) then requires that “any person required under the authority of this Code to make, render or file a return, statement or other document shall be supplied with or assigned a Taxpayer Identification Number (TIN).”[1][2]

That covers more people than those who owe tax. Minimum-wage earners pay no income tax but their employer must still file Form 1601-C and issue Form 2316 with their TIN. A student opening a bank account, a retiree applying for a passport or a parent registering a car has no tax liability, but Executive Order No. 98 tells government offices not to issue permits, licenses or clearances without a TIN where applicable, so the BIR issues one under Form 1904.[5] The listed documents on which a TIN must appear include sugar quedans, domestic bills of lading, documents for the Register of Deeds or Assessor, vehicle registration, SEC documents, building permits, bank loan applications, mayor’s permits and DTI business licenses.[2]

Personal TIN vs Corporate TIN

There is one kind of TIN. The difference is who the taxpayer is.

Feature Personal TIN (individual) Corporate TIN (juridical entity)
Taxpayer A natural person: employee, freelancer, professional, sole proprietor A corporation, partnership, cooperative or association registered with the SEC or CDA
Registration form 1902 (employee), 1901 (self-employed or mixed income), 1904 (EO 98 or one-time) 1903
Sole proprietorship Uses the owner’s personal TIN; the DTI business name is registered under it Not applicable; a sole proprietorship is not a separate taxpayer
Owner’s relationship Follows the person for life, through every job and business Belongs to the entity; the owners and officers keep their own personal TINs
Branches Same TIN with a branch code suffix Same TIN with a branch code suffix per registered branch
Income tax return 1700, 1701, 1701A or 1701-MS 1702-RT, 1702-MX or 1702-EX
Ends when Death; the estate then gets its own new TIN (Sec. 236(H)) Dissolution and cancellation of registration (Form 1905)

The practical consequence: incorporating a business does not “convert” your TIN. You keep yours, the corporation gets its own, and the two file separate returns. A freelancer who later takes a job keeps the same TIN and files Form 1905 to add compensation income to the registration.

Which BIR Form Registers You

Form Who uses it Official title
1901 Self-employed, professionals, mixed-income individuals, non-resident aliens in business, estates and trusts Application for Registration for Self-Employed (Single Proprietor/Professional), Mixed Income Individuals, Non-Resident Alien Engaged in Trade/Business, Estates and Trusts[3]
1902 Employees earning purely compensation income, local or alien Application for Registration for Individuals Earning Purely Compensation Income[3]
1903 Corporations, partnerships, GAIs, LGUs, cooperatives, associations Application for Registration for Corporations, Partnerships (Taxable/Non-Taxable)[3]
1904 One-time taxpayers and persons registering under EO 98 to transact with government Application for Registration for One-Time Taxpayer and Persons Registering under E.O. 98[3]
1905 Anyone already registered who needs to update, correct, transfer or cancel Application for Registration Information Update/Correction/Cancellation[3]
2303 Issued by the BIR, not filed Certificate of Registration, now electronic through ORUS for businesses[4]

Requirements by Taxpayer Type

Taxpayer Documents Fees
Employee (1902) Form 1902 and a copy of one government ID showing name, address and birthdate (proof of residence if the ID has no address); foreign employees give the passport bio page. The employer submits it.[6] None[6]
Self-employed or professional (1901) Form 1901 and a copy of a government ID showing name, address and birthdate; BIR-printed invoices or a final sample of your own invoices. Check the checklist for your business type for any added documents.[6] ₱30 loose documentary stamp on the Certificate of Registration; no annual registration fee since RA 11976[1][6]
Corporation or partnership (1903) Form 1903; copy of the SEC Certificate of Incorporation (or the equivalent for partnerships, cooperatives and associations); Articles of Incorporation or equivalent; BIR-printed invoices or a final sample of your own invoices[6] ₱30 loose documentary stamp; no annual registration fee[1][6]
EO 98 or one-time (1904) Form 1904 and a copy of a government ID (passport bio page for non-resident foreign nationals); a marriage contract for a married woman; for transfers by succession, the death certificate or the extrajudicial settlement[6] None[6]
Update, transfer, cancellation (1905) Government ID; proof of the change (new lease, new DTI certificate, SEC amendment, employer certification) None

RDOs may ask for additional documents in particular cases; the BIR Checklist of Documentary Requirements for your transaction is the current list.[6]

How to Apply Online Through ORUS

The BIR’s Online Registration and Update System (ORUS) handles new registration, information updates and, for businesses, applications for Authority to Print, registration of books of accounts, enrolment in the Employer Services link and branch registration.[4]

  1. Create an account at orus.bir.gov.ph. Use an email address you control for the long term; for a company, use a company address rather than a staff member’s personal email, so access does not leave with the employee. A branch needs its own ORUS account, separate from the head office’s.[4]
  2. Choose the transaction. New Registration for 1901 or 1903; Update Information for 1905. If you may already have a TIN (from an old job, a bank account or a one-time transaction), confirm it first with your RDO or the BIR contact center before applying.[4]
  3. Fill in the form and upload the documents from the requirements table above.
  4. Pay the ₱30 loose documentary stamp for a business Certificate of Registration; if you paid online, keep the proof of payment for the RDO.[6]
  5. Receive the Certificate of Registration and, for businesses, apply for the Authority to Print invoices and register your books of accounts through ORUS.[4]

Employees do not do this themselves. The BIR checklist for Form 1902 states that registration of hired employees “is thru Employer.”[6] The employer enrols in ORUS’s Employer Services link for the issuance of employees’ TINs and files the 1902 applications.[4] An employee who registers on their own as a self-employed taxpayer by mistake ends up with a business registration that must later be updated or cancelled with Form 1905, so ask HR first.

Employees vs Self-Employed and Business Owners

Question Employee Self-employed, professional or business owner
Who registers The employer, on ORUS, within 10 days of hiring You, on ORUS or at the RDO, before you start
Form 1902 1901 (individual) or 1903 (corporation)
Tax types registered Income tax on compensation only; the employer withholds Income tax plus VAT or percentage tax, withholding taxes you must remit as a payer, and documentary stamp tax where applicable
Returns you file Usually none; the employer’s 1601-C and 2316 substitute for your return if you have one employer and tax was correctly withheld 1701Q quarterly and 1701 or 1701A annually; 2550Q or 2551Q; 0619-E and 1601-EQ if you withhold from suppliers
Invoices None Registered invoices for each sale of ₱500 or more, and for every sale regardless of amount if VAT-registered (Sec. 237 as amended by RA 11976); e-invoicing if covered[1]
Books None Registered books of accounts, manual, loose-leaf or computerized
Changing jobs or closing New employer files 1905 to transfer your RDO if needed; you keep the TIN File 1905 to cancel or update; settle open returns first

An employee who starts a sideline becomes a mixed-income earner: file Form 1905 to add the business registration to the existing TIN, then 1901 details follow. Never apply for a second TIN for the sideline.

Can I Change My TIN? Updates, Transfers and the One-TIN Rule

No. The TIN is permanent. Section 236 (subsection (J) in the 1997 text, (H) after RA 11976) states that “only one Taxpayer Identification Number (TIN) shall be assigned to a taxpayer” and ends with the rule that “any person who shall secure more than one Taxpayer Identification Number shall be criminally liable under the provision of Section 275,” and Section 275 punishes the offense with a fine of not more than ₱1,000, imprisonment of not more than six months, or both.[2] What you can change is everything registered under the TIN, by filing Form 1905:

  • Transfer of RDO when you move residence or business. Section 236(C) makes it your duty to update by “merely filing” the update form; if the old RDO has started an audit, it keeps the case until it is concluded.[1]
  • Change of status: employee to self-employed, single to mixed income, VAT to non-VAT or back.
  • Correction of name, birthdate, civil status, address.
  • Cancellation when a business closes or a corporation dissolves.

If you discover you have two TINs, usually because an employer registered you while you had an old EO 98 number, go to your RDO with Form 1905, an ID and both numbers and ask for the duplicate to be cancelled. The statute penalises securing more than one TIN; how a particular case is handled is for the RDO, so raise it yourself rather than wait for it to surface in an audit or a loan application.[2]

What Is a Revenue District Office (RDO)?

The RDO is the BIR field office with jurisdiction over your registered address, and Section 236(A) requires registration “with the appropriate Revenue District Office.”[1] Your RDO code appears on your Certificate of Registration and on Form 2316, and ORUS routes your applications to it. The RDO issues the Certificate of Registration, approves an employer’s ORUS enrolment, handles Form 1905 updates, registers books and invoices, and is where an audit of your return begins.[1][4]

Since the EOPT Act you may file returns and pay taxes at any authorized bank, revenue collection officer or online channel regardless of RDO, so the RDO now matters for registration and audit rather than for where you pay.[1] Employees are registered at the RDO of their employer’s business address; when you change employers across districts the new employer files 1905 to transfer you. If you do not know your RDO, check your Certificate of Registration or Form 2316, ask HR, or call the BIR contact center at (02) 8538-3200.[7]

BIR Forms by Frequency: Monthly, Quarterly, Annual

The forms below are from the BIR’s official forms list; which ones apply to you depends on the tax types on your Certificate of Registration. Deadlines are in the BIR tax calendar for the year.[3]

Frequency Form What it is for Who files
Monthly 1601-C Remittance of income tax withheld on compensation Every employer
Monthly (first two months of each quarter) 0619-E Remittance of creditable (expanded) withholding tax Businesses that withhold from suppliers, lessors, professionals
Monthly (first two months of each quarter) 0619-F Remittance of final withholding tax Payers of income subject to final tax
Monthly 2000 Documentary stamp tax declaration Parties to taxable documents
Monthly (no longer required) 2550M Monthly VAT declaration Not required since January 1, 2023: VAT is filed and paid within 25 days after each quarter (Sec. 114)[1]
Quarterly 1601-EQ / 1601-FQ Quarterly remittance of expanded and final withholding, with the alphalist Withholding agents
Quarterly 1701Q Quarterly income tax of individuals, estates and trusts Self-employed, professionals, mixed-income earners
Quarterly 1702Q Quarterly income tax of corporations and partnerships Juridical entities
Quarterly 2550Q Quarterly VAT return VAT-registered taxpayers
Quarterly 2551Q Quarterly percentage tax return Non-VAT businesses subject to percentage tax
Annual 1700 Annual income tax return of pure compensation earners Employees not qualified for substituted filing
Annual 1701 / 1701A / 1701-MS Annual income tax return of individuals; 1701A for business or profession only; 1701-MS for micro and small taxpayers Self-employed, professionals, mixed-income earners
Annual 1702-RT / 1702-MX / 1702-EX Annual corporate income tax: regular rate, mixed rates, exempt Corporations and partnerships
Annual 1604-C / 1604-E / 1604-F Annual information returns of taxes withheld on compensation, expanded, and final Withholding agents
Annual 2316 / 2307 / 2306 Certificates of tax withheld issued to employees and payees Employers and withholding agents issue; recipients keep
As needed 0605 Payment form for penalties, deficiency taxes and other payments without a return Anyone

Filing Income Tax: A Brief Description

For an employee with one employer for the whole year, correctly withheld tax and no other income, the employer’s annual filing substitutes for your return: the employer files 1604-C with the alphalist and gives you Form 2316, which you sign. You file nothing. See BIR Form 2316 and withholding tax on salary.

If you had two employers in the year, income outside compensation, or tax that was not fully withheld, you file Form 1700 by April 15 of the following year, attaching each employer’s 2316. Section 51 requires a return from anyone paid by two or more employers at any time in the year, and sets April 15 as the filing date for individual returns.[2]

Self-employed individuals and professionals file 1701Q for the first three quarters and the annual 1701, 1701A or 1701-MS by April 15, choosing between the graduated rates with itemized or optional standard deduction and, if gross sales are within the VAT threshold, the 8% flat rate in lieu of income and percentage tax. Corporations file 1702Q quarterly and the annual 1702 on the fifteenth day of the fourth month after the fiscal year ends. Returns are filed through eBIRForms or eFPS and paid through authorized banks or online channels anywhere, as the EOPT Act allows.[1]

Your Options and What to Do Next

Your situation What applies Where to go and what to bring First action today
New hire, never had a TIN Employer registers you on ORUS with Form 1902 within 10 days HR; government ID, birth details Tell HR you have no TIN and give the details requested
New hire with an old EO 98 or previous-employer TIN Keep it; employer files 1905 to update status or RDO HR; your TIN and old 2316 or 1904 slip Give HR the existing TIN; never apply for a new one
Starting freelance or a sole proprietorship Form 1901 on ORUS before you start; ₱30 DST; register invoices and books ORUS; ID, DTI certificate, proof of address Create an ORUS account with your own email
Incorporating Form 1903 for the corporation; owners keep personal TINs ORUS with the company email; SEC papers, board resolution Register the company email with the SEC documents ready
Need a TIN for a bank, LTO, passport or deed Form 1904 under EO 98 ORUS or RDO; ID and the transaction document Apply under 1904 and keep the slip; it becomes your lifetime TIN
Moved, changed status, or found two TINs Form 1905 to transfer, update or cancel; voluntary disclosure of a duplicate Your RDO or ORUS Update Information; proof of change, both TINs if duplicate File 1905; do not wait for the BIR to find the duplicate
Forgot your TIN Old Form 2316, HR records, your RDO or the BIR contact center Your RDO or (02) 8538-3200; bring or have your ID ready Check last year’s Form 2316 first

If you are the employer:

  1. Enrol the company (and each branch that hires) in ORUS’s Employer Services link so you can request TINs for hires.[4]
  2. On the first day, ask every new hire whether they already have a TIN from an earlier job, a bank account or a one-time transaction. If they do, record it and update their registration with Form 1905 where needed; never file a fresh 1902 for someone who already has a TIN, because a second TIN is the Section 275 offense.[2]
  3. For hires with no TIN, file Form 1902 with a copy of their ID so they are registered within ten days from the date of employment.[1][6]
  4. Keep each employee’s TIN and RDO in the 201 file; you need them for monthly 1601-C remittances, the annual 1604-C and each employee’s Form 2316.

For the employer’s own invoicing obligations, see e-invoicing in the Philippines.

Practical Hypotheticals

The fresh graduate. Bea’s first employer enrols on ORUS, files Form 1902 for her within ten days, and her TIN appears on her first payslip and her year-end 2316. Two years later she moves to a company in another district; the new employer files 1905 to transfer her RDO. The TIN never changes.

The bank-account TIN. Carlo got a TIN under Form 1904 at 18 to open a savings account. At 23 he is hired and tells HR he has no TIN; HR applies and the BIR flags a duplicate. He goes to his RDO with Form 1905 and both numbers and asks that the second be cancelled so he keeps the first. Had he given HR the 1904 number, HR would have filed 1905 to add compensation income to it, with no duplicate at all.

The incorporating freelancer. Dana has filed 1701Q and 1701A under her personal TIN for five years. She incorporates. The corporation registers on 1903 with the company email, gets its own TIN and files 1702Q and 1702-RT. Dana files 1905 to cancel her sole-proprietorship registration once its final returns are in, and keeps her personal TIN for the salary and dividends the corporation now pays her.

Frequently Asked Questions

Who is required to get a TIN in the Philippines?

Every person subject to any internal revenue tax must register under Section 236 and is supplied a TIN: employees within ten days of hiring, businesses before they open, and anyone else before paying a tax or filing a return. People with no tax liability still need a TIN under Executive Order 98 to transact with government offices, banks and registries.

What is the difference between a personal TIN and a corporate TIN?

They are the same kind of number issued to different taxpayers. A personal TIN belongs to an individual for life and covers employment, freelance and sole-proprietorship income. A corporate TIN belongs to a corporation or partnership as a separate taxpayer; its owners and officers keep their own personal TINs and the two file separate returns.

What are the requirements to get a TIN?

Under the BIR’s documentary checklist: employees need Form 1902 and a copy of a government ID, submitted by the employer; self-employed individuals need Form 1901, a government ID and BIR-printed invoices or a sample of their own; corporations need Form 1903, the SEC certificate and articles, and invoices; EO 98 applicants need Form 1904 and a government ID. Business registrations pay a ₱30 loose documentary stamp; there is no annual registration fee since RA 11976.

Can I apply for a TIN online?

Yes, through the BIR Online Registration and Update System at orus.bir.gov.ph for self-employed individuals, corporations, EO 98 applicants and registration updates. Employees cannot self-register; their employer enrols on ORUS under the Employer Services Link and files Form 1902 for them.

Is getting a TIN different for employees and business owners?

Yes. Employees are registered by their employer on Form 1902 and usually file no return because withholding and Form 2316 substitute for it. Self-employed individuals and business owners register themselves on Form 1901 or 1903, register books and invoices, and file quarterly and annual income tax returns plus VAT or percentage tax and any withholding returns.

Can I change my TIN?

No. A TIN is permanent and securing a second one is a crime under Section 275, punishable by a fine of up to ₱1,000, imprisonment of up to six months, or both. What you change is the registration under it, using Form 1905: RDO transfer, change of status from employee to self-employed, name or address corrections, and cancellation when a business closes.

What is an RDO and how do I know mine?

A Revenue District Office is the BIR field office with jurisdiction over your registered address; it issues your Certificate of Registration, approves your employer’s ORUS enrolment, processes Form 1905 and handles audits. Your RDO code is on your Certificate of Registration and Form 2316; HR or the BIR contact center can also confirm it. Since the EOPT Act you can file and pay anywhere, so the RDO matters for registration and audit, not payment.

Which BIR forms are monthly, quarterly and annual?

Monthly: 1601-C (compensation withholding), 0619-E and 0619-F (expanded and final withholding for the first two months of each quarter), and 2000 (documentary stamp); the monthly VAT declaration 2550M is no longer required since 2023. Quarterly: 1601-EQ, 1601-FQ, 1701Q, 1702Q, 2550Q and 2551Q. Annual: 1700, 1701, 1701A, 1701-MS, 1702-RT, 1702-MX, 1702-EX, 1604-C, 1604-E, 1604-F and the certificates 2316, 2307 and 2306.

Do employees have to file an income tax return?

Usually not. An employee with one employer for the whole year, correctly withheld tax and no other income qualifies for substituted filing: the employer’s Form 1604-C and the signed Form 2316 take the place of the return. Employees with two employers in a year, other income or under-withheld tax file Form 1700 by April 15.

What happens if I have two TINs?

Section 236 allows only one TIN per taxpayer, and securing more than one is punishable under Section 275. Go to your RDO with Form 1905, an ID and both numbers and ask for the duplicate to be cancelled. Fix it before an audit or a loan application exposes the duplicate.

Is a TIN the same as a TIN ID?

No. The TIN is the number; a TIN ID is a card showing it. The number, not the card, is what the law requires on returns and documents.

Statutes

[1] Republic Act No. 11976, Ease of Paying Taxes Act, Sections 3, 22, 34 and 35 (amending NIRC Sections 21, 114, 236 and 237), Lawphil, rechecked October 19, 2026. Supports: registration once, electronically or manually, with the appropriate RDO within ten days of employment, before commencing business, before paying tax or upon filing; registration per tax type; transfer by filing an update; audit RDO retains the case; TIN supplied to every person required to file; new TIN for an estate; micro, small, medium and large classification; Section 236 rewritten without the annual registration fee; file-and-pay-anywhere; invoices for sales of ₱500 or more and for every sale by a VAT-registered seller; quarterly VAT filing from January 1, 2023; corporate annual return by the fifteenth day of the fourth month after the year ends.

[2] Republic Act No. 8424, National Internal Revenue Code of 1997, Sections 51, 236(B) and (J), and 275, Lawphil, rechecked October 19, 2026. Supports: the former ₱500 annual registration fee (old Sec. 236(B)); individual returns due April 15 and required from anyone with two or more employers in the year (Sec. 51); documents on which the TIN must appear; “any person who shall secure more than one Taxpayer Identification Number shall be criminally liable under the provision of Section 275”; Section 275 penalty of a fine of not more than ₱1,000, imprisonment of not more than six months, or both.

BIR Forms and Systems

[3] Bureau of Internal Revenue, List of BIR Forms, bir.gov.ph, accessed October 15, 2026. Supports: official titles and purposes of Forms 1901, 1902, 1903, 1904, 1905, 1906, 0605, 0619-E, 0619-F, 1601-C, 1601-EQ, 1601-FQ, 1604-C, 1604-E, 1604-F, 1700, 1701, 1701A, 1701-MS, 1701Q, 1702-RT, 1702-MX, 1702-EX, 1702Q, 2000, 2306, 2307, 2316, 2550M, 2550Q and 2551Q.

[4] Bureau of Internal Revenue, Online Registration and Update System (ORUS), orus.bir.gov.ph; and Revenue Memorandum Circular No. 10-2024 (January 22, 2024), rechecked October 19, 2026. Supports: ORUS as the BIR’s online registration and update channel; branch accounts separate from the head office; ORUS transactions for Authority to Print, registration of books of accounts, registration updates and enrolment in the Employer Services link for the issuance of employees’ TINs.

[5] Executive Order No. 98, series of 1999 (April 28, 1999), directing government agencies, LGUs and GOCCs to include the TIN in their forms, permits, licenses and clearances, Lawphil, rechecked October 19, 2026. Supports: TIN included in government forms and, where applicable, required before a permit, license or clearance is issued; basis of Form 1904 registration for people with no tax liability.

[6] Bureau of Internal Revenue, Checklist of Documentary Requirements (revised July 2025): CDRF1101, CDRF1102, CDRF1103 and CDRF1104, bir.gov.ph, rechecked October 19, 2026. Supports: documents for Forms 1901, 1902, 1903 and 1904; “Registration of Hired Employees is thru Employer”; ₱30 loose documentary stamp on a business Certificate of Registration; no fee for Forms 1902 and 1904.

[7] Bureau of Internal Revenue, Contact Us, bir.gov.ph, rechecked October 19, 2026. Supports: BIR contact center number (02) 8538-3200.


Sources rechecked as of: October 19, 2026

This guide provides general information on Philippine tax registration, not legal or tax advice on specific facts. Forms, deadlines and ORUS procedures change; confirm with your Revenue District Office or the current BIR tax calendar before filing.

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