Prime Minister Narendra Modi discussed the global energy crisis with Sri Lanka's President Anura Kumara Dissanayake after a call with US President Donald Trump.
India and Sri Lanka reaffirmed their commitment to strengthen energy cooperation and enhance regional security.
Sri Lanka has ordered street lights, neon signs, and billboard lighting to be switched off to cut energy consumption by 25 percent.
The island nation has also raised fuel prices by a third and introduced a four-day work week to reduce pressure on the transport network.