The Serchhip Battalion of 23 Sector Assam Rifles recovered 74 grams of heroin from Zote in Mizoram.
A joint team of Assam Rifles personnel and officials of the Champhai customs department conducted a raid during which the heroin was recovered.
The customs department also detained one individual, who was identified as a foreign national from Bukphir in Myanmar.
The contraband seized is estimated to be worth Rs 29,60,000.
The Assam Rifles in collaboration with different departments of Mizoram has been conducting similar operations in different parts of the state to root out the drug menace.
An increasing number of youths are getting addicted to drugs in Mizoram.