This QCOSS guide provides an outline on how to engage and work with interpreters in cases of domestic and family violence, and sexual assault. The guide provides information on who an interpreter is and how they deliver services, how to engage and work with interpreters in cases involving domestic and family violence and sexual assult, cultural interventions by interpreters working in domestic violence and/or sexual assult settings, and what to do when a qualified interpreter is not available and the situation is an emergency. The guide also includes a checklist with considerations.