The order does not ban the movement of local vehicles and ambulances.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/night-traffic-banned-kali-tiger-reserve
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-herald-bangalore
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/karnataka
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kali
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger-reserves
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biligiri-rangaswamy-temple-sa
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife