The Strategic Prevention Framework State Incentive Grant (SPF SIG) program is one of SAMHSA's infrastructure grant programs. SAMHSA's infrastructure grants support an array of activities to help grantees build a solid foundation for delivering and sustaining effective substance abuse and/or mental health services. The SPF SIGs, in particular, will provide funding to States and federally recognized Tribes and Tribal organizations to implement SAMHSA's Strategic Prevention Framework