Daya Shankar (IRS officer)
Daya Shankar was an officer of the Indian Revenue Service who retired as chief of the Indian Customs in Mumbai. He was known for his crackdown on gold smuggling networks in Daman, Goa and Mumbai. Shankar's most famous crackdown was on Dawood Ibrahim.  
- "One Stop Destination for Taxman & Taxpayer". Taxindiaonline.com. 2012-06-30. Retrieved 2012-09-28.
- "Ace customs officer Daya Shankar quits | Latest News & Updates at Daily News & Analysis". dnaindia.com. Retrieved 2014-04-22.
- "Taxindiaonline.com - One Stop Destination for Taxman & Taxpayer : Income Tax, Custom, Excise, Service Tax, , International Taxation, Caselaws, Notifications, Circulars, Analysis". taxindiaonline.com. Retrieved 2014-04-22.