CERTIFICATION/LICENSE/REGISTRATION - Lic Clinical Social Worker (LCSW), Lic Masters Social Worker (LMSW), Lic Master Social Wrk AdvPrac (LMSW-AP): Must have one of these through the state of TX: LCSW, LMSW, LMSW-AP. Know the principles and methods to restore or enhance social, psychosocial, or bio-psychosocial functioning of individuals, couples, families, groups, organizations, and communities.