 Since February 2010, pick-up truck bus lines have been forbidden to run in 6 townships of central Yangon, namely Latha, Lanmadaw, Pabedan, Kyauktada, Botahtaung and Pazundaung Townships.In May 2003, a ban on using car horns was implemented in six townships of Downtown Yangon to reduce noise pollution.In April 2004, the car horn ban was expanded to cover the entire city.