De Facto IAS Started as a website for providing daily current affairs and later turned itself into a full-fledged Institute. Law optional which is taught by Aditya Tiwari sir along with GS paper - 2 are its specialty. Last year more than 4-5 questions in each GS paper were similar to their test series batch for mains examination. It is one of the leading and most prominent organizations in Civil Services’ preparation, De Facto IAS has been a perfect destination for the aspirants to get quality training and practice. Aditya Tiwari sir is the founder of De Facto IAS.