Many FDCs are excluding clients who are taking prescribed medication to address a co-occurring mental health diagnosis, chronic or acute pain condition, or substance use disorder. There a myriad of practice and policy concerns expressed by FDC teams surrounding this issue thus raising the need for thoughtful guidance, greater awareness, continuing education regarding medical-assisted treatment (MAT). The convergence of various trends, including the advent of new medications for substance use disorders highlight the need for greater understanding of MAT for FDC programs. This workshop presentation will provide an overview of medication assisted treatment and explore key considerations for as a way to opening the doors for this population. Practice and policy examples and implications for collaborative practice between CWS, treatment, and the Courts will be presented.