================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 ---------- FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 ---------- Date of report (Date of earliest event reported) February 19, 2009 ELECTRONIC SENSOR TECHNOLOGY, INC. ------------------------------------------------------ (Exact Name of the Registrant as Specified in Charter) Nevada 000-51859 98-0372780 ------------------------- ------------------------- ----------------------- (State or Other (Commission (IRS Employer Jurisdiction of File Number) Identification No.) Incorporation) 1077 Business Center Circle, Newbury Park, California 91320 ----------------------------------------------------------- (Address of Principal Executive Offices) Registrant's telephone number, including area code (805) 480-1994 Not Applicable. ------------------------------------------------------------- (Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) ================================================================================ Item 5.02 Departure of Directors. On February 19, 2009 (the "Effective Date"), the board of directors of Electronic Sensor Technology, Inc. (the "Registrant") accepted the resignation of director Lewis Larson effective as of the Effective Date. On February 23, 2009, the board of directors of the Registrant resolved to decrease the size of the board of directors from six (6) directors to five (5) directors; and therefore, no director will be appointed to replace Mr. Larson on the board of directors of the Registrant. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. ELECTRONIC SENSOR TECHNOLOGY, INC. Date: February 23, 2009 By: /s/ Philip Yee ------------------------------ Name: Philip Yee Title: Secretary, Treasurer and Chief Financial Officer