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AST EVR equipment installation deadlines:

April 1, 2013 - Standing Loss Control required for all existing and new AST installations; and 

July 1, 2014 - Phase I EVR required for all new and existing AST installations.

What is Enhanced Vapor Recovery (EVR)?

Enhanced Vapor Recovery or "EVR" refers to a new generation of clean nozzles and equipment that control emissions at gasoline dispensing facilities in California.