Kathmandu, April 28 -- India has introduced a series of strict measures to safeguard its domestic tea industry amid rising imports, prompting concern among Nepali exporters who warn the move could significantly disrupt one of Nepal's key foreign exchange-earning sectors.

Effective May 1, all tea consignments entering India-including those from Nepal-will be subject to mandatory lab testing, according to a notification by the Tea Board India. The move is aimed at tightening quality checks and curbing adulteration.

Under the new Standard Operating Procedure, each import consignment will undergo sampling and testing. However, instant tea and ready-to-drink tea are exempted.

Indian importers will also be required to submit detailed informa...