R01 guidelines comprise the instructions for the PHS 398 form and any additional instructions found in NIH program announcements or requests for applications. Funding may be requested for a maximum of 5 years.
Grants are renewable.
There are no citizenship requirements. R03 guidelines vary between NIH institutes. Most R03 applications must be in response to program announcements or requests for applications. Contact NIH institute program directors before preparing R03 applications. Support generally is restricted in level of support and in time.