Don’t do that. Don’t run your plant without a BIS License. License, please. First of all, it is very necessary in the interest of public health. In addition, BIS has also started taking very strict actions against all the illegal units around.
Check this news... http://news.webindia123.com/news/Articles/India/20160722/2904594.html#p_com
Are you waiting for this to happen?
Don’t please do that. Please get your plant converted into a proper ISI UnitPlease get your plant converted into a proper ISI Unit, immediately. You can check this page all about ISI in case you need to know about the BIS more, and can refer to this article Cold jar for converting your Cold Jar Plant into an ISI Plant.