Revenue Procedure 2025-4 (and successor guidance)

OMB Control No: 1545-1520	ICR Reference No: 202504-1545-013
Status: Active	Previous ICR Reference No: 202312-1545-001
Agency/Subagency: TREAS/IRS	Agency Tracking No:
Title: Revenue Procedure 2025-4 (and successor guidance)
Type of Information Collection: Revision of a currently approved collection	Common Form ICR:  No
Type of Review Request: Regular
OIRA Conclusion Action: Approved without change	Conclusion Date: 01/18/2026
Retrieve Notice of Action (NOA)	Date Received in OIRA: 09/26/2025
Terms of Clearance:

	Inventory as of this Action	Requested	Previously Approved
Expiration Date	01/31/2029	36 Months From Approved	06/30/2027
Responses	12,733	0	12,733
Time Burden (Hours)	38,836	0	38,836
Cost Burden (Dollars)	3,501,575	0	0

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Abstract: IRS regulation § 601.201(a)(1)) provides that it is the practice of the Internal Revenue Service (IRS) to answer inquiries of individuals and organizations, whenever appropriate in the interest of sound tax administration, as to their status for tax purposes and as to the tax effects of their acts or transactions. Under this revenue procedure 2025-4 (and successor guidance), taxpayers can request determination letters and letter rulings from the Commissioner, Tax Exempt and Government Entities, Employee Plans Office (“Employee Plans”) on how the tax laws apply to them. Employee Plans requires information from taxpayers in order to process these requests. Form 15662 will simplify and standardize the application process for Private Letter Rulings issued under Rev. Proc. 2025-4 and its successors.

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Authorizing Statute(s): US Code: 26 USC 401 Name of Law: Qualified pension, profit-sharing, and stock bonus plans    US Code: 26 USC 403 Name of Law: Taxation of employee annuities    US Code: 26 USC 409 Name of Law: Qualifications for tax credit employee stock ownership plans    US Code: 26 USC 501 Name of Law: Exemption from tax on corporations, certain trusts, etc.    US Code: 26 USC 4975 Name of Law: Tax on prohibited transactions

Citations for New Statutory Requirements: None

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Associated Rulemaking Information
RIN:	Stage of Rulemaking:	Federal Register Citation:	Date:
	Not associated with rulemaking

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Federal Register Notices & Comments
60-day Notice:	Federal Register Citation:	Citation Date:
	90 FR 25429	06/16/2025
30-day Notice:	Federal Register Citation:	Citation Date:
	90 FR 46306	09/25/2025
Did the Agency receive public comments on this ICR? No

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Number of Information Collection (IC) in this ICR: 2

IC Title Form No. Form Name RP 2025-4 - Determinations Letters RP 2025-4 - Letter Ruling 15662 Application for Private Letter Rulings

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ICR Summary of Burden

	Total Approved	Previously Approved	Change Due to New Statute	Change Due to Agency Discretion	Change Due to Adjustment in Estimate	Change Due to Potential Violation of the PRA
Annual Number of Responses	12,733	12,733	0	0	0	0
Annual Time Burden (Hours)	38,836	38,836	0	0	0	0
Annual Cost Burden (Dollars)	3,501,575	0	0	0	3,501,575	0

Burden increases because of Program Change due to Agency Discretion: No

Burden Increase Due to:

Burden decreases because of Program Change due to Agency Discretion: No

Burden Reduction Due to:

Short Statement:

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Annual Cost to Federal Government: $14,131

Does this IC contain surveys, censuses, or employ statistical methods? No

Does this ICR request any personally identifiable information (see OMB Circular No. A-130 for an explanation of this term)? Please consult with your agency's privacy program when making this determination.     No

Does this ICR include a form that requires a Privacy Act Statement (see 5 U.S.C. §552a(e)(3))? Please consult with your agency's privacy program when making this determination.     No

Is this ICR related to the Affordable Care Act [Pub. L. 111-148 & 111-152]? No

Is this ICR related to the Dodd-Frank Wall Street Reform and Consumer Protection Act, [Pub. L. 111-203]? No

Is this ICR related to the American Recovery and Reinvestment Act of 2009 (ARRA)? No

Is this ICR related to the Pandemic Response? No

Agency Contact: Mitchell Waters 617 316-2083 [email protected]

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Common Form ICR:  No

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On behalf of this Federal agency, I certify that the collection of information encompassed by this request complies with 5 CFR 1320.9 and the related provisions of 5 CFR 1320.8(b)(3).
The following is a summary of the topics, regarding the proposed collection of information, that the certification covers:
		(a) It is necessary for the proper performance of agency functions;
		(b) It avoids unnecessary duplication;
		(c) It reduces burden on small entities;
		(d) It uses plain, coherent, and unambiguous language that is understandable to respondents;
		(e) Its implementation will be consistent and compatible with current reporting and recordkeeping practices;
		(f) It indicates the retention periods for recordkeeping requirements;
		(g) It informs respondents of the information called for under 5 CFR 1320.8 (b)(3) about:
			(i) Why the information is being collected;
			(ii) Use of information;
			(iii) Burden estimate;
			(iv) Nature of response (voluntary, required for a benefit, or mandatory);
			(v) Nature and extent of confidentiality; and
			(vi) Need to display currently valid OMB control number;
		(h) It was developed by an office that has planned and allocated resources for the efficient and effective management and use of the information to be collected.
		(i) It uses effective and efficient statistical survey methodology (if applicable); and
		(j) It makes appropriate use of information technology.
If you are unable to certify compliance with any of these provisions, identify the item by leaving the box unchecked and explain the reason in the Supporting Statement.
Certification Date: 09/26/2025

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