LTO Memorandum Circular No. AVT-2015-1946

: It implements the vehicle emission limits for Euro 4/IV and in-use vehicle emission standards in the Philippines starting January 1, 2016.
: The Euro 4/IV emission standards became effective on January 1, 2016.
: The circular covers new vehicles, in-use vehicles, rebuilt vehicles, imported used passenger cars, light duty and heavy duty vehicles, motorcycles, tricycles, and mopeds.
: Atty. Jonas R. Leones, DENR Undersecretary and Concurrent EMB Director.
: It provides the detailed implementation of vehicle emission limits for Euro 4/IV and sets the in-use vehicle emission standards.
: Assistant Secretary Atty. Alfonso V. Tan, Jr., is responsible for the information dissemination.
: Yes, emission standards apply to imported used passenger cars, light duty and heavy duty vehicles.
: To reduce harmful vehicle emissions, improve air quality, and adhere to international environmental standards.
: The document refers to standards stated in DENR Administrative Order No. 2015-04 but does not specify a separate date apart from January 1, 2016, for new vehicles.