Form 171 Income Tax Rules 2026 pdf download and Key points

Last Updated on: April 23, 2026

Form 171 Income Tax Rules 2026 pdf download and Key points

FORM NO. 171
[See rule 256]
Form of application for registration as authorized income-tax practitioner under section 515

Under the Income-tax Rules, 2026, Form No. 171 serves as the Application for Authorised Income Tax practitioner.

Here are all the key points regarding Form 171 based on the sources:

1. Purpose of the Form Form 171 is used to apply to the Income Tax authority for registration as an authorised Income Tax Practitioner (ITP). It serves as the formal request for recognition to practice before Income Tax Authorities under Section 515(3)(v), (vi), or (vii)/(viii) of the Income-tax Act, 2025.

2. Applicability (Who Should File) The form must be filed by individuals who are eligible under Section 515(3) of the Income-tax Act, 2025. This specifically includes:

Accountants, as defined under the Act.
Persons who have passed a recognised accountancy examination.
Other qualified persons possessing experience or qualifications recognised by the authorities.

3. Details Captured in the Form Form 171 requires the applicant to furnish specific details to evaluate their eligibility, which include:

Personal particulars of the applicant.
Educational and professional qualifications.
The specific eligibility category they fall under as per Section 515.
Address and identification details.
Particulars of their firm or association, where applicable.

4. Mandatory Attachments To successfully submit Form 171, the applicant is strictly required to attach documentary evidence that supports their eligibility, educational/professional qualifications, and the other particulars furnished in the application.

Form 171 Income Tax Rules 2026 pdf download

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Form No.171– Frequently Asked Questions

FAQ 1: What is Form 171 ?
Form 171 is the prescribed application form for seeking registration as an Authorised Income-tax Practitioner under section 515 of the Income-tax Act 2025 . It is required to be submitted to the jurisdictional Chief Commissioner or Commissioner of Income-tax.

FAQ 2: Who is required to file Form 171 ?
Any person who seeks to be recognised as an Authorised Income-tax Practitioner under section 515 (3)(v)/(vi)/(vi)/(vii) of the Income-tax Act 2025 is required to file Form 171.

FAQ 3: Is filing of Form 171 mandatory for acting as an Income-tax Practitioner?
Yes. Registration through Form 171 is mandatory for a person to be recognised as an Authorised Income-tax Practitioner and to appear before Income-tax authorities in that capacity

FAQ 4: When should Form 171 be filed?
Form 171 may be filed at any time after a person becomes eligible under section 515 of the Act. There is no prescribed statutory time limit for filing the form.

FAQ 5: Is Form 171 required to be filed periodically?

No. Form 171 is a one-time application for registration. Once approved, no periodic re-filin is required unless specifically directed by the competent authority.

FAQ 6: How is Form 171 to be filed?
Form 171 is required to be submitted electronically. The date from which this facility will be made available shall be notified separately. Until then, the Form may be filed in physical form with the jurisdictional authority.

FAQ 7: What details are required to be furnished in Form 171

Form 171 requires furnishing of details relating to:
 Personal particulars of the applicant
 Educational and professional qualifications
 Eligibility category under section 515
 Address and identification details
 Particulars of firm or association, where applicable

FAQ 8: What documents are required to be attached with Form 171 ?
The applicant is required to attach documentary evidence in support of eligibility, qualifications, and other particulars furnished in Form 171, as specified in the form.

FAQ 9: What happens after submission of Form 171 ?
Appropriate authority will examines the application. If satisfied that the applicant fulfils the conditions under section 515, the authority grants registration as an Authorised Income-tax Practitioner.

FAQ 10: What is the outcome of approval of Form 171 ?
On approval:
 The applicant’s name is entered in the Register of Income-tax Practitioners
 A Certificate of Registration is issued

FAQ 11: What happens if Form 171 is not approved?
If the application is not approved, the applicant is informed accordingly. A fresh application may be filed after rectifying the deficiencies, if any.

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Guidance Note on Form No. 171

Form 171: Application for Authorised Income Tax practitioner
1. Purpose
Form 171 is used to apply to the Income Tax authority for registration as an authorised Income Tax Practitioner (ITP) under Section 515(3) (v), (vi), or (vii) /(viii) of the Income Tax Act, 2025. It serves as the formal request for recognition to practice before Income Tax Authorities.

2. Who Should File

This form should be filed by individuals eligible under Section 515 (3) of the Income Tax Act,
namely:
 Accountants as defined under the Act.
 Persons who have passed a recognised accountancy examination.
 Other qualified persons possessing experience or qualifications recognised by the
Central Board of Direct Taxes (CBDT).

3. Frequency & Due Dates
Form 171 is a one-time application submitted when seeking registration. There are no
specific due dates; it is filed whenever the applicant becomes eligible and wants to apply.
4. Structure of this Form
The form generally contains:
 Applicant details: name, father’s name, address, and professional address.
 Category under which registration is sought (v), (vi),(vii) or (viii).
 Educational or professional qualifications.
 Details of prior appearances before tax authorities, if applicable.
 Details of firm or partnership, if applicable.
 Declaration and verification by the applicant.

5. Documents Required
The following documents must be attached with Form 171:
 Copy of certificate of qualification or proof of having passed a recognised accountancy exam.
 Proof of educational qualifications.
 Record of previous experience or case appearances (if claiming under prior practice category).

6. Process Flow of Filing
1. Prepare Form 171 with all supporting documents proving eligibility.
2. Submit the completed form to the jurisdictional Income Tax Authority.
3. The Authority verifies the application and may call for additional documents or
clarifications.
4. Upon approval, the applicant’s name is entered in the Register of Income Tax
Practitioners

5. A Certificate of Registration is issued to the applicant.

7. Outcome of Processed Form
 If approved: The applicant becomes a registered Income Tax Practitioner, authorised to appear before tax authorities.
 If rejected: The applicant is notified of the reasons for rejection and may reapply after addressing the deficiencies.

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Form 171 Income Tax Rules 2026 pdf download and Key points