Page Limits

Scope Note

Follow the page limits specified below for the attachments in your grant application, unless otherwise specified in the notice of funding opportunity (NOFO) or related NIH Guide notice. Funding opportunity instructions always supersede general application guide instructions and NIH Guide notice information supersedes both the funding opportunity and the application guide.

Note
If no page limit is listed in the table below, in Section IV of the NOFO under Page Limitations, or in a related notice, you can assume the attachment does not have a limit.

Note
When preparing an administrative supplement request, follow the appropriate page limits for the activity code of parent award.

Standard page limits are organized by Activity Code.

For all Fellowship (F) Applications

Including F05, F30, F31, F32, F33, F37, F38, F99/K00

If no page limit is listed in the table below, in Section IV of the NOFO under Page Limitations, or in a related notice, you can assume the attachment does not have a limit.

Section of ApplicationPage Limits* (Unless the funding opportunity specifies a different limit)
Project Summary/Abstract30 lines of text
Project NarrativeThree sentences
Introduction to Resubmission or Revision Application (when applicable)1 page
Applicant's Background and Goals for Fellowship Training (FORMS-H)6 pages
Candidate's Goals, Preparedness, and Potential (FORMS-I and later)3 pages
Training Activities and Timelines (FORMS-I and later)3 pages
Specific Aims (FORMS-H)1 page
Research Training Project Specific Aims (FORMS-I and later)1 page
Research Strategy (FORMS-H)6 pages
Research Training Project Strategy (FORMS-I and later)6 pages
Respective Contributions (FORMS-H)1 page
Selection of Sponsor and Institution (FORMS-H)1 page
Training in the Responsible Conduct of Research1 page
Sponsor and Co-Sponsor Statements (FORMS-H)6 pages
Sponsor(s) Commitment (FORMS-I)6 pages
Letters of Support from Collaborators, Contributors, and Consultants6 pages
Description of Institutional Environment and Commitment to Training (FORMS-H)

Note: This page limit includes the Additional Educational Information required for F30 and F31 applications.
2 pages
Applications for Concurrent Support (when applicable)1 page
Biographical Sketch5 pages

For Individual Career Development Award (K, excluding K12) Applications

Including K01, K02, K05, K07, K08, K18, K22, K23, K24, K25, K26, K32, K38, K43, K76, and K99/R00

If no page limit is listed in the table below, in Section IV of the NOFO under Page Limitations, or in a related notice, you can assume the attachment does not have a limit.

Section of ApplicationPage Limits* (Unless the funding opportunity specifies a different limit)
Project Summary/Abstract30 lines of text
Project NarrativeThree sentences
Introduction to Resubmission or Revision Application (when applicable)1 page
Candidate Information and Goals for Career Development and Research Strategy12 pages (for both attachments combined)
Specific Aims1 page
Training in the Responsible Conduct of Research1 page
Candidate's Plan to Provide Mentoring (Include only when required by the specific NOFO, e.g., K24 and K05)6 pages
Plans and Statements of Mentor and Co-mentor(s)6 pages
Letters of Support from Collaborators, Contributors, and Consultants6 pages
Description of Institutional Environment1 page
Institutional Commitment to Candidate's Research Career Development1 page
Biographical Sketch5 pages

For Institutional Training (T), International Training (D43, D71, U2R), Institutional Career Development (K12, KL2), and Research Education (R25, UE5, R38, DP7) Applications

If no page limit is listed in the table below, in Section IV of the NOFO under Page Limitations, or in a related notice, you can assume the attachment does not have a limit.

Section of ApplicationPage Limits* (Unless the funding opportunity specifies a different limit)
Project Summary/Abstract30 lines of text
Project NarrativeThree sentences
Introduction to Resubmission Application (when applicable)3 pages
Introduction to Revision Application (when applicable)1 page
Specific Aims (Attachment 2 on PHS 398 Research Plan form; applies only to R25, UE5, R38, and DP7)1 page
Research Education Program Plan (uploaded via the Research Strategy on PHS 398 Research Plan form)
For R25, UE5, R38, and DP7 applications only
25 pages
Program Plan (Attachment 2 on PHS 398 Research Training Program Plan form)
For D43, D71, U2R, K12, KL2, and all Training (T) only
25 pages
Plan for Instruction in the Responsible Conduct of Research (Attachment 4 on PHS 398 Research Training Program Plan form)
For D43, D71, U2R, K12, KL2, and all Training (T) only
3 pages
Plan for Instruction in Methods for Enhancing Reproducibility (Attachment 5 on PHS 398 Research Training Program Plan form)
For D43, U2R, K12, KL2, and all Training (T) only
3 pages
Progress Report (for renewal applications)
For D43, D71, U2R, K12, KL2, and all Training (T) only
5 pages for a program overview and
1 page for each appointee to the grant
Biographical Sketch5 pages

For R01, R03, R21, RP1, S10, U01, and all other Applications

If no page limit is listed in the table below, in Section IV of the NOFO under Page Limitations, or in a related notice, you can assume the attachment does not have a limit.

Note: Not all application form sets include all the attachments listed below. For example, the S10 does not include the PHS Research Plan form so the Introduction, Specific Aims, and Research Strategy attachment page limits do not apply.

Section of ApplicationActivity CodesPage Limits*
 (Unless the funding opportunity 
specifies a different limit)
Project Summary/AbstractFor all Activity Codes30 lines of text
Project NarrativeFor all Activity Codes excluding C06, UC6, and G20.three sentences
Introduction to Resubmission and Revision ApplicationsFor all Activity Codes (including each applicable component of a multi-component application)1 page
Specific AimsFor all Activity Codes that use an application form with the Specific Aims section (including each component of a multi-component application)1 page
Research StrategyFor Activity Code DP15 pages

For Activity Codes R03, R13, U13, U43, R16, R212, R35, R36, R41, R43, SC2, SC3, X011, X021, R50, UT1

1 X01 and X02 opportunities can be either 6 or 12 pages. Review the NOFO for details.

2 R21 page limit may be different when combined with other activity codes. For example, R21/R33.

6 pages
For Activity Code DP210 pages

For Activity Codes DP3, DP5, G08, G11, G13, RC2, RC4, RF1, R01, R15, R18, R21/R33, R24, R28, R33, R34, R42, R44, R61, R61/R33, RL1, SB1, SC1, SI2, UB1, UC2, UH2, UH3, UG1, UC4, UF1, UG3/UH3, UH2/UH3, U01, U18, U24, U2C, U34, U42, U44, UT2, X011, X021

1 X01 and X02 opportunities can be either 6 or 12 pages. Review the NOFO for details.

12 pages
For all other Activity CodesFollow NOFO instructions
Commercialization PlanFor Activity Codes R42, R44, SB1, UT2, U44, UB1 (Attachment 7 on SBIR/STTR Information form)12 pages
Biographical SketchFor all Activity Codes (including DP1 and DP2 which previously had special page limits)5 pages
Note
Notice of Funding Opportunity (NOFO) instructions always supersede these instructions.

This page last updated on: August 14, 2025
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