Patel, who has a seat in the UK Cabinet as minister for employment and who also serves as Prime Minister David Cameron's 'Indian Diaspora Champion', has been one of the most vocal campaigners for Brexit - an abbreviation for "British exit" from the 28-member European Union.
"British-Indians and Asians should feel confident about voting to leave the EU in the forthcoming referendum," she said in a statement.
"The EU has spent nearly a decade trying and failing to negotiate a trade deal with India. We want to work with these countries to share expertise and exchange goods and services, but the EU's protectionist attitude and vested interests are blocking progress.
Also Read
The 44-year-old Gujarati-origin Conservative party minister made a personal reference to how "parents and grandparents" established communities in the UK.
"They worked hard to give us a good future and play a positive role in British life. But while we remain a member of the EU, the businesses that we have worked hard to establish are at risk from costly red-tape and regulations from Brussels... By leaving the EU, we can replace EU red-tape with sensible rules that promote the entrepreneurial spirit that we have in abundance. We send 350 million pounds a week to Brussels, this is money that could be spent on our priorities like the (National Health Service)," she said.
One of the most contentious issues in the EU debate in the lead up to the referendum has been immigration. As latest opinion polls indicate a knife-edge result, it is expected to be the aspect that could swing votes for either side.
"The pressures being put on our services by immigration from the EU has meant that tough limits have been put in place on immigration from outside the EU. This means that our relatives struggle to get visas to come to the UK for family celebrations, restaurants cannot employ skilled chefs from abroad, our temples cannot bring in priests, and we cannot bring people in for business, cultural or sporting events - as well as the thousands of talented professionals like doctors, teachers and engineers.