In January, India raised the import tax on gold to six per cent to curb purchases.
Its passion for gold, seen by many as a hedge against high inflation, has led to a rise in its current account deficit, which reached an all-time high of 6.7 percent of gross domestic product in the December quarter.
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“We did raise tariffs from four percent to six percent, but there are limits to which tariffs can be raised on gold, because if you raise tariffs prohibitively, gold smuggling will increase," Chidambaram told Reuters.
India vies with China as the top global consumer of gold, and with nearly all demand covered by imports, the country's purchases are a major factor in global prices.
"Creating inflation-hedged financial instruments is a way out to reduce dependence on imports of gold. The Reserve Bank of India (RBI) and the government are working on inflation-proof, inflation-indexed instruments," he said.
The Indian economy, mired by the global slowdown and stubbornly high inflation, probably grew around five percent in the business year ended on March 31, the slowest pace in a decade.
Govt will argue for lowering of rates by RBI
"But government is always pro growth and the government will always argue for lower interest rates", he said in an interview to CNBC