Narendra Singh Tomar have two sons and a daughter. He was nicknamed as "Munna Bhaiya" by Babulal Gaur. He has taken over as Union Minister (Cabinet rank) of Steel, Mines, Labour and Employment on 27 May 2014 in the cabinet headed by Narendra Modi, Prime Minister. He was administered the oath of office and sworn in as Union Minister on 26 May 2014 by Pranab Mukherjee, the President of India. On 5 July 2016, during the second cabinet reshuffle of the Narendra Modi ministry, Chaudhary Birender Singh replaced Narendra Singh Tomar as the Steel Minister and Narendra Singh Tomar replaced Chaudhary Birender Singh
Yogesh Chander Modi incidents he probed was the Naroda Patiya massacre. The SIT cleared Narendra Modi, who at that time was Gujarat’s Chief Minister. Controversy related to Haren Pandya Case Another key case he handled in Gujarat during his posting in the CBI during the tenure of Narendra Modi as chief minister of Gujarat was the murder of Haren Pandya, once a political rival to Narendra Modi, in Gandhinagar in 2003. The probe which was headed by Y.C. Modi was slammed by the Gujarat High Court for “ineptitude resulting into injustice” & that "the investigating officers concerned ought to be held accountable for