Breadcrumb Home Licensing Services Liquor Licensing Mandatory Alcohol Server Training (MAST) Permit Checker MAST Permit Checker Mandatory Alcohol Server Training (MAST) Permit Database Search Your browser does not support iframes, but you can visit <a href="https://licensinginfo.lcb.wa.gov/Mast_Search.asp">Mandatory Alcohol Server Training (MAST) Permit Database Search</a>
