The Smart Grid Advisory Committee (SGAC or Committee), will meet in open session on Tuesday, March 18, 2014 from 8:30 a.m. to 5:00 p.m. Eastern time and Wednesday, March 19, 2014 from 8:30 a.m. to 12:00 p.m. Eastern time. The primary purposes of this meeting are to discuss the updated NIST Framework and Roadmap for Smart Grid Interoperability Standards, updated Guidelines for Smart Grid Cyber Security (NISTIR 7628), NIST Smart Grid Testbed activities, and interactions between Cyber-Physical Systems and Smart Grid. The agenda may change to accommodate Committee business. The final agenda will be posted on the Smart Grid Web site at http://www.nist.gov/​smartgrid.