Assertive community treatment (ACT) is an integral part of the mental health care in many countries for providing treatment to individuals with severe mental illness (SMI) to prevent their hospitalization in case of mental illness exacerbation. In Latvia, measures to implement community based psychiatric care have been adopted, however there is no ACT and the problem of continuity of treatment for persons with SMI has not been resolved. The aim of study to determine the current level of preparedness in implementation of ACT in Latvia. The largest outpatient departments in Latvia were evaluated according to the ACT criteria of the Dartmouth assertive community treatment scale. The study revealed insufficient preparedness of mental health centres to implement ACT in Latvia. The need to amend the mental health policy, plans and strategies to ensure the continuity of treatment for persons with SMI and to implement of ACT was identified.