India's reaction came after the tribunal ruled that China has no legal basis to claim "historic rights" to islands in South China Sea.
"India supports freedom of navigation and over flight, and unimpeded commerce, based on the principles of international law, as reflected notably in the UNCLOS (United Nations Convention on the Law of the Sea).
"India believes that States should resolve disputes through peaceful means without threat or use of force and exercise self-restraint in the conduct of activities that could complicate or escalate disputes affecting peace and stability," the External Affairs Ministry said in a statement here.
Ruling out against China in a bitter row over territorial claims in South China Sea, the Permanent Court of Arbitration "concluded that there was no legal basis for China to claim historic rights within the sea areas falling within the 'nine-dash line'."
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Asserting that it "does not accept and does not recognise" the ruling, China rejected the verdict as "null and void".
Manila had lodged the suit against Beijing in 2013, saying after 17 years of negotiations it had exhausted all political and diplomatic avenues.