Time-Sensitive Opportunities for Health Research (R61/R33 Clinical Trial Not Allowed) | PAR 22 233

Opportunity Information: Apply for PAR 22 233

Time-Sensitive Opportunities for Health Research (R61/R33 Clinical Trial Not Allowed) is an NIH grant program designed for situations where researchers need to move fast because a short-lived event is creating a narrow window to collect data or evaluate impacts. The FOA is meant for health research tied to unexpected or rapidly unfolding circumstances such as an emerging environmental hazard, a pandemic-related development, a sudden natural disaster, or a new local, state, or federal policy. The central idea is that the most valuable evidence in these situations often depends on capturing baseline conditions before they change, tracking near-term shifts as the event unfolds, or prospectively assessing the effects of a newly implemented policy or program while it is still fresh and measurable.

A defining feature of this opportunity is its accelerated review and award timeline compared with standard NIH cycles. The program is built around the premise that conventional grant timelines can be too slow for urgent, real-world events where delays could make the research impossible or far less informative. Under this FOA, the time from application submission to award is expected to be about 4 to 5 months, specifically to help investigators launch work quickly enough to answer key questions while the opportunity still exists. The announcement also notes that administrative requirements or unforeseen issues can still slow awards beyond that target, so applicants should plan carefully while still emphasizing the urgency and feasibility of rapid start-up.

The funding mechanism uses the R61/R33 structure, which is commonly used to support a phased approach where early-stage activities (planning, setup, feasibility, early data) can transition into an expanded phase once predefined milestones are met. In practical terms, this structure fits time-sensitive studies because it allows NIH to support immediate initiation and then scale the work if early objectives and readiness targets are achieved. Importantly, the FOA is labeled "Clinical Trial Not Allowed," meaning applicants must propose research that does not meet NIH's definition of a clinical trial. Projects can still involve human participants and can include observational, implementation, or policy-focused research, but they cannot include prospectively assigning human participants to an intervention to evaluate health-related outcomes.

Eligible applicants are broad and include many types of U.S.-based organizations and governmental entities. Eligible groups include state, county, and city or township governments; special district governments; independent school districts; public and state-controlled institutions of higher education; private institutions of higher education; Native American tribal governments that are federally recognized; tribal organizations that are not federally recognized; public housing authorities and Indian housing authorities; nonprofits with or without 501(c)(3) status (other than institutions of higher education); for-profit organizations (other than small businesses); and small businesses. The FOA also explicitly highlights eligibility for a range of community- and minority-serving institutions and organizations, including Alaska Native and Native Hawaiian Serving Institutions, Asian American Native American Pacific Islander Serving Institutions (AANAPISIs), Hispanic-serving Institutions, Historically Black Colleges and Universities (HBCUs), Tribally Controlled Colleges and Universities (TCCUs), faith-based or community-based organizations, regional organizations, eligible federal agencies, and U.S. territories or possessions.

Restrictions on foreign involvement are spelled out in a way that often trips people up. Non-domestic (non-U.S.) entities and non-domestic (non-U.S.) institutions are not eligible to apply directly. However, non-domestic components of U.S. organizations are eligible to apply, and foreign components (as NIH defines them in its Grants Policy Statement) are allowed. In other words, the applicant organization must be U.S.-based, but certain kinds of international collaboration or project components may be permissible if structured according to NIH policy.

Administratively, this is a discretionary NIH grant opportunity (Funding Opportunity Number PAR-22-233) with activity aligned to health-related research and social services, and it is associated with multiple CFDA numbers (93.273, 93.279, 93.307, 93.313, 93.361, 93.399, 93.846, 93.865), reflecting that multiple NIH institutes or centers may participate depending on the topic area. The opportunity was created on 2022-09-01, and the listed original closing date is 2025-03-02. The award ceiling and expected number of awards are not specified in the provided listing, which typically means applicants should rely on the FOA text and institute-specific guidance for budget expectations and likelihood of funding.

In summary, this FOA is best suited for teams that can clearly justify urgency, show that the research would not be possible without rapid funding, and demonstrate they are operationally prepared to begin quickly. The strongest applications will make the case for time sensitivity in concrete terms (what will be lost if the study starts later, what baseline data must be captured immediately, and why the event creates a unique research opportunity), while proposing a study design that fits the "no clinical trial" rule and can realistically launch within the compressed award timeline.

• The National Institutes of Health in the education, health, income security and social services sector is offering a public funding opportunity titled "Time-Sensitive Opportunities for Health Research (R61/R33 Clinical Trial Not Allowed)" and is now available to receive applicants.
• Interested and eligible applicants and submit their applications by referencing the CFDA number(s): 93.273, 93.279, 93.307, 93.313, 93.361, 93.399, 93.846, 93.865.
• This funding opportunity was created on 2022-09-01.
• Applicants must submit their applications by 2025-03-02. (Agency may still review applications by suitable applicants for the remaining/unused allocated funding in 2026.)
• Eligible applicants include: State governments, County governments, City or township governments, Special district governments, Independent school districts, Public and State controlled institutions of higher education, Native American tribal governments (Federally recognized), Public housing authorities/Indian housing authorities, Native American tribal organizations (other than Federally recognized tribal governments), Nonprofits having a 501 (c) (3) status with the IRS, other than institutions of higher education, Nonprofits that do not have a 501 (c) (3) status with the IRS, other than institutions of higher education, Private institutions of higher education, For-profit organizations other than small businesses, Small businesses, Others.

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