Even after purchasing BS6 motorcycles, is it mandatory to do EMISSION TESTS REGULARLY for the bikes having BS6 Engines?

In my opnion..pollution check certificate is another big fraud to indian people.govt never tell since it stated checking about how much pollution is reduce in enviornment.and pollution check is done on idle engine position.in actual vehicle run on road on load and high speed so pollution value varry every second ...govt need my pls take one time tax of pollution and pls stop this nonsence....at least on paper will be reduce

Yes, you need to keep a valid pollution certificate for your BS6 vehicle.