India will continue to bring down tariffs and phase out additional levies on imports as domestic manufacturing improves, a top finance ministry official said, ahead of Prime Minister Narendra Modi’s visit to the US.

AMRITSAR, India (Reuters) - Indian opposition lawmakers questioned Prime Minister Narendra Modi's government and demanded a discussion in parliament on Thursday over what they said was ill-treatment of 104 Indian immigrants deported by the U.S.

U.S. President Donald Trump has invited Indian Prime Minister Narendra Modi to visit the White House next week, a White House official said, hours after a U.S. military plane departed to return deported migrants to the country.

The two leaders share cordial relations but experts say US's concerns over tariffs, illegal immigration might strain bilateral ties.

Opposition lawmakers in India's parliament are protesting the US deportations of Indian immigrants. A US military plane carrying 104 Indian migrants-- deported as part of US President Donald Trump's immigration agenda-- landed in northern India's Punjab State on Wednesday.

It took Daler Singh six months and $45,000 to reach the United States last month without paperwork. Within three weeks of his arrival, he was sent back to his native India on a military plane, his hands and legs cuffed throughout the journey.

President Trump has invited Indian Prime Minister Narendra Modi to the White House next week for a working visit, a White House official confirmed to The Hill. Modi will travel to Washington D.C. for a two-day visit.