The Delhi government's transport department on Tuesday asked owners of vehicles registered before April 2019 to affix them with High Security Registration Plates (HSRP) and colour-coded stickers, saying a drive will be launched "soon" to check for the violation of the directive.
In a public notice, it asked the vehicle owners to get HSRP and stickers "without any delay".
HSRP is a chromium-based hologram applied by hot stamping on the number plates both at the front and back, besides laser-branding of a permanent identification number.
Colour-coded stickers are meant for identifying vehicles based on their fuel type, with light blue