5900-636 RFS2301: List of Potentially Invalid RINs

OMB Control No. 2060-0749
Expires: 09/30/2026

RFS Independent Third-Party List of Potentially Invalid RINs (RFS2301): Instructions for
Completing
Who must report
• All independent third-party auditors that verified RINs, biogas, or biointermediate in a calendar
quarter.
Reporting requirements
• 40 CFR 80.1451(g)(2) sets forth the reporting requirements for this form.
• Provide a summary of the identifying information for any batches of RINs or
biogas/biointermediate that the independent third-party auditor has identified as potentially
invalid RINs (PIR) or potentially improperly produced biogas or biointermediate under 40 CFR
80.1474 during the calendar quarter. Submit a separate row for each batch of PIRs or potentially
improperly produced biogas or biointermediate.
• If a report field does not apply, enter the value “NA”. Do NOT leave any field blank.
Reporting deadlines
• Independent third-party auditors must report on a quarterly basis as follows:
Quarterly Report
Calendar Quarter
Time Period Covered
Deadline
Quarter 1
January 1 – March 31
June 1
Quarter 2
April 1 – June 30
September 1
Quarter 3
July 1 – September 30
December 1
Quarter 4
October 1 – December 31
March 31
How to submit reports
• Please check the RFS reporting web site for updated instructions and templates:
https://www.epa.gov/fuels-registration-reporting-and-compliance-help/reporting-fuel-programs
• For information on submitting this report using EPA’s Central Data Exchange (CDX) visit:
https://www.epa.gov/fuels-registration-reporting-and-compliance-help/user-guides-otaqdcfuelcentral-data-exchange-cdx
Field Instructions
Field Field Name
No.
1
Report Form ID

2

Report Type

EPA Form No. 5900-636

Units

Field Formats, Codes & Special Instructions
AAAAAAA; Character. Enter RFS2301.
A; Character. Specify if this report is original or if it is
being resubmitted. Submit only one original report; any
corrections or updates should be marked as a
resubmission.
O = Original
R = Resubmission

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OMB Control No. 2060-0749
Expires: 09/30/2026

Field
No.

Field Name

3

CBI

4

Report Date

5

Compliance Year

6

Calendar Quarter

7
8
9
10
11

Independent ThirdParty Auditor
Company ID
Independent ThirdParty Auditor
Company Name
Audited Party
Company Name
Audited Party
Company ID
Audited Party Facility
ID

12

RIN or Production
Year

13

Batch ID of the
potentially invalid
batch

EPA Form No. 5900-636

Units

Field Formats, Codes & Special Instructions
A; Character. Specify if the data contained within the
report are claimed as Confidential Business Information
(CBI) under 40 CFR Part 2, subpart B, except the
information that cannot be claimed as CBI per 40 CFR
80.1402.
Y = Confidential Business Information
N = Non-Confidential Business Information
MM/DD/YYYY; Character. Enter the date this report
is completed.
YYYY; Character. Enter the compliance year the
report covers.
AA; Character. Enter the calendar quarter under the
compliance year this report covers:
Q1: Quarter 1 (January – March)
Q2: Quarter 2 (April – June)
Q3: Quarter 3 (July – September)
Q4: Quarter 4 (October – December)
AAAA; Character. Enter the EPA-assigned fourcharacter ID for the independent third-party auditor.
AAAA…; Character (125 Max). Enter the registered
name of the independent third-party auditor.
AAAA…; Character (125 Max). Enter the registered
name of the audited party.
AAAA. Character. Enter the EPA-assigned four-digit
company ID of the audited party.
AAAAA. Character. Enter the EPA-assigned five-digit
facility ID or reporting ID of the audited facility.
YYYY. Character. For renewable fuel or RNG, enter
the RIN year of the individual batch of renewable fuel
or RNG. For biogas or biointermediate, enter the year
the batch of biogas or biointermediate was produced.
AAAAAA. Character. Enter the six-digit character ID
representing the batch identified as potentially invalid.

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OMB Control No. 2060-0749
Expires: 09/30/2026

Field
No.

Field Name

Units

Field Formats, Codes & Special Instructions
AAA. Character. Enter the three-digit character code
representing the reason the batch was identified as
potentially invalid or improperly produced.

14

Potentially Invalid
RIN Code

15

Description why batch
was identified as
potentially invalid or
biointermediate batch
was identified as
potentially improperly
produced

16

Comments

DUP: A duplicate of a RIN or volume
VOL: Incorrect volumes, not standardized to 60˚ F,
or using incorrect heating value basis
IEV:
Incorrect equivalence value
DEF: Does not represent renewable fuel (40 CFR
80.2)
DCD: Assigned an incorrect “D” code
PIB:
Potentially invalid biointermediate
PIG:
Potentially invalid biogas
OTH: Other improper generation or production
(describe in field 16)
AAAA…; Character (1000 Max). Provide a description
as to why the RIN batch has been identified by the
independent third-party auditor as potentially invalid or
why the biointermediate has been identified by the
independent third-party auditor as potentially
improperly produced.
AAAA…; Character (1000 Max). Enter any necessary
comments or recordkeeping information. Enter “NA” if
there are no comments.
Paperwork Reduction Act Statement

This collection of information is approved by OMB under the Paperwork Reduction Act, 44 U.S.C. 3501
et seq. (OMB Control No. 2060-0749). Responses to this collection of information are mandatory (40
CFR part 80). An agency may not conduct or sponsor, and a person is not required to respond to, a
collection of information unless it displays a currently valid OMB control number. The public reporting
and recordkeeping burden for this collection of information is estimated to be 1.4 hours per response.
Send comments on the Agency’s need for this information, the accuracy of the provided burden estimates
and any suggested methods for minimizing respondent burden to the Regulatory Support Division
Director, U.S. Environmental Protection Agency (2821T), 1200 Pennsylvania Ave., NW, Washington,
D.C. 20460. Include the OMB control number in any correspondence. Do not send the completed form to
this address.

EPA Form No. 5900-636

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