Rules & Policies—Types of Opportunities

Standard Operating Procedures (SOPs) and resources about the various types of funding opportunities offered by NIAID. Read more about choosing the right type of funding opportunity.

Funding Opportunity Type	Related SOPs & Policies
Unsolicited, Investigator-Initiated Research	No related SOPs & Policies
Solicited, NIAID-Requested Research	IC-Sponsored Program Announcement (PARs and PASs) SOP Requests for Applications (RFA) SOP Notice of Special Interest (NOSI) SOP
Research Grant Programs	Research Projects (R) Small and Exploratory/Developmental Research Grants (R03, R21) SOP Research Enhancement Awards (R15) SOP NIAID R56-Bridge Award SOP MERIT Awards and Extensions (R37) SOP Phased Award SOP Multiproject Research (P, U) Applications Multiproject Awards SOP Administrative Supplements to Grants and Cooperative Agreements SOP
Training and Career Development Grant Programs	Research Training Grants SOP Fellowship Grants SOP Career Development Grants SOP Grant Application Process for Intramural Postdocs Fellows and Scientists SOP Revision of a Grant Award SOP Special Supplements for Individuals SOP Supplement Types Awarded to Research Grants SOP
Small Business Programs	Small and Exploratory/Developmental Research Grants SOP Small Business Innovation Research and Small Business Technology Transfer Grants SOP
Other Grant Types	Research Enhancement Awards SOP Big Grants SOP Conference Awards SOP MERIT Awards and Extensions SOP NIAID R56-Bridge Award SOP Pathway to Independence Awards (K99/R00) SOP Phased Award SOP PHS Grantee SOP

For Researchers