OPEN CFDA 93.121 ↗ Competitive Grant Hard ~100h to apply

Independent Scientist Award (Parent K02 – Independent Clinical Trial Not Allowed)

🏛 National Institutes of Health (HHS-NIH11)

⏰ Deadline
May 7, 2027 in 340 days
📍 Scope
National

Can you apply?

This grant is for early- to mid-career independent scientists who are transitioning to research independence in biomedical, behavioral, or clinical science fields. Eligible applicants typically include PhD-level researchers, MDs in research careers, or other terminal degree holders with 3-12 years of relevant postdoctoral or clinical training experience. The award is designed to support researchers who have demonstrated scientific merit but may not yet have secured substantial external funding. Applicants must be citizens, nationals, or permanent residents of the United States and hold faculty or equivalent research positions at eligible institutions, including universities, hospitals, research institutes, and government agencies. This award specifically excludes applicants planning to conduct independent clinical trials, though clinical research involving data analysis or health services research may be eligible. The geographic scope is nationwide, and applicants must propose research that advances the NIH mission in biomedical or behavioral science.

Eligible applicants
Check your eligibility — what type of organization are you?

This grant is for early- to mid-career independent scientists who are transitioning to research independence in biomedical, behavioral, or clinical science fields. Eligible applicants typically include PhD-level researchers, MDs in research careers, or other terminal degree holders with 3-12 years of relevant postdoctoral or clinical training experience. The award is designed to support researchers who have demonstrated scientific merit but may not yet have secured substantial external funding. Applicants must be citizens, nationals, or permanent residents of the United States and hold faculty or equivalent research positions at eligible institutions, including universities, hospitals, research institutes, and government agencies. This award specifically excludes applicants planning to conduct independent clinical trials, though clinical research involving data analysis or health services research may be eligible. The geographic scope is nationwide, and applicants must propose research that advances the NIH mission in biomedical or behavioral science.

Program description

The purpose of the NIH Independent Scientist Award (K02) is to foster the development of outstanding scientists and enable them to expand their potential to make significant contributions to their field of research. The K02 award provides three to five years of salary support and “protected time” for newly independent scientists who can demonstrate the need for a period of intensive research focus as a means of enhancing their research careers. Each independent scientist career award program must be tailored to meet the individual needs of the candidate.This Funding Opportunity Announcement (FOA) is designed specifically for applicants proposing research that does not involve leading an independent clinical trial, a clinical trial feasibility study, or a separate ancillary clinical trial. Applicants to this FOA are permitted to propose research experience in a clinical trial led by another investigator. Applicants proposing a clinical trial or an ancillary clinical trial as lead investigator, should apply to the companion FOA

Who can apply

Eligible applicants

Details

This grant is for early- to mid-career independent scientists who are transitioning to research independence in biomedical, behavioral, or clinical science fields. Eligible applicants typically include PhD-level researchers, MDs in research careers, or other terminal degree holders with 3-12 years of relevant postdoctoral or clinical training experience. The award is designed to support researchers who have demonstrated scientific merit but may not yet have secured substantial external funding. Applicants must be citizens, nationals, or permanent residents of the United States and hold faculty or equivalent research positions at eligible institutions, including universities, hospitals, research institutes, and government agencies. This award specifically excludes applicants planning to conduct independent clinical trials, though clinical research involving data analysis or health services research may be eligible. The geographic scope is nationwide, and applicants must propose research that advances the NIH mission in biomedical or behavioral science.

How to apply

Application links

Required documents

  • SF-424 (R&R) form and associated NIH cover pages
  • Project narrative (research plan) up to 15 pages describing research aims, significance, innovation, approach, and timeline
  • Biographical sketch (2-4 pages) for the applicant and senior mentor/advisor
  • Budget and budget justification for the proposed 5-year project period
  • Institutional commitment letter from department chair or other institutional official
  • Letters of support from mentor(s) and collaborators
  • Resource sharing plans (data management, rigor and reproducibility, etc.)
  • Facilities and administrative cost documentation
  • Protection of Human Subjects or Animal Welfare assurance documentation (if applicable)
  • Previous research support documentation showing past funding and accomplishments

Program contact

Funding track record

Recent awards under CFDA 93.121 from the last 3 years — real organizations that won funding through this same program.

52
awards (3 yrs)
$1.0B
total funded
33
unique recipients
$19.7M
average award

Top 10 Largest Recent Awards

  1. $443,702,768
  2. $32,310,944
  3. $31,252,186
  4. $29,535,192
  5. $23,987,187
  6. $23,513,241
  7. $18,362,716
  8. $16,829,492
  9. $15,691,075
  10. $14,460,130

Top States by Funding

  • WA 2 awards $451.4M
  • CA 13 awards $134.6M
  • MI 4 awards $75.8M
  • PA 4 awards $67.6M
  • MA 5 awards $39.0M

Source: USAspending.gov — federal spending transparency. Data covers last 3 years.

Funding history

Annual funding for this program — Federal obligations (CFDA 93.121). How funding has trended year over year.

2024 $319,987,302
2025 $332,151,837
2026 est. $337,316,521

FAQ

Who is eligible to apply for the K02 Independent Scientist Award?

Early- to mid-career scientists with 3-12 years of relevant research experience and a terminal degree (PhD, MD, DVM, or equivalent). You must hold a faculty position or equivalent research appointment at an NIH-eligible institution.

Are there restrictions on what research I can conduct under this award?

Yes—this specific K02 mechanism excludes applications proposing independent clinical trials. Research involving data analysis, observational studies, or health services research is generally acceptable, but studies requiring the applicant to serve as the independent trial investigator are not eligible.

What is the typical funding level and project period for this award?

K02 awards typically provide up to $150,000-$200,000 annually for salary support and research costs, though exact amounts vary by institute. Awards generally span 5 years with the possibility of a no-cost extension.

How competitive is this award and what distinguishes a strong application?

K02 awards are highly competitive. Strong applications demonstrate clear evidence of research independence, a focused research plan with preliminary data, institutional commitment, and a mentoring plan. Reviewers evaluate scientific innovation, feasibility, and the applicant's potential to become a leading independent researcher.

What are the key application deadlines and submission requirements?

The standard application deadline is May 7, 2027. Applications open in April and follow standard NIH SF-424 R&R format, including a detailed research narrative, budget justification, biographical sketches, and letters of institutional support.

💡 Tips for applicants

  • Demonstrate genuine research independence: Show that you have begun to diverge from your mentor's research focus and have your own innovative ideas supported by preliminary data.
  • Build a compelling mentoring plan: Even though you're becoming independent, the K02 requires evidence of continuing mentorship. Identify senior advisors who will support your transition and outline specific mentoring activities.
  • Present strong preliminary data: Use your application narrative to showcase pilot studies, preliminary findings, or published work that validates your proposed research direction and demonstrates your capability to lead the project independently.
  • Clarify why you need this award: Articulate clearly how K02 support will enable you to establish your independent research program and why you cannot yet sustain this research through R01 or other mechanisms.
  • Document institutional commitment: Secure strong letters of support from your institution that confirm your faculty appointment, protected research time, and access to resources and research infrastructure needed to succeed.

⚠️ Common mistakes

Common reasons K02 applications are rejected include lack of sufficient evidence of research independence (appearing too closely tied to previous mentor), weak or minimal preliminary data that fails to justify the proposed research direction, and unclear articulation of how the research builds on but diverges from prior training. Additionally, applicants often underestimate the competitiveness of the award and submit applications without adequate revision, or they fail to clearly explain why R01 funding is not yet appropriate for their career stage.

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