NEW DELHI, April 15 -- India's major ports are set to extend relief measures for exporters hit by disruptions from the ongoing West Asia conflict until the end of April, according to two people aware of the development, as shipping delays and logistics costs remain elevated.

The extension will allow exporters to continue availing waivers on ground rent and dwell time charges, along with concessions on reefer plug-in fees and certain vessel-related charges for cargo stranded en route to West Asian markets.

The measures, first rolled out in early March, initially covered cargo impacted until 15 March and were later extended to 31 March. With the conflict persisting and containers continuing to face delays and rerouting, authorities are co...