Authorities seized €3.1m worth of cocaine at Dublin Port today.
Some 45kg of drugs were found in a refrigeration unit inside a vehicle by officials, with the help of a detector dog.
A man has been arrested and is currently being held at Bridewell Garda Station.
A Revenue statement read: "Today (29/01/2022), in an intelligence led operation, Revenue officers seized 45 kgs of cocaine with an estimated value of €3.1 million at Dublin Port.
"The illegal drugs were found, with the assistance of detector dog James, concealed in the refrigeration unit of a vehicle that was stopped and searched.
"The seizure was made as a result of a joint operation conducted by Revenue’s Customs Service and the Garda National Drugs & Organised Crime Bureau (GNDOCB).
"A man, aged 46, was arrested by An Garda Síochána and is currently detained under Section 2 of The Criminal Justice (Drugs Trafficking) Act 1996 at Bridewell Garda Station. Investigations are ongoing.
"This operation was part of Revenue’s ongoing joint investigations targeting transnational organised crime and the importation, sale and supply of illegal drugs. If businesses, or members of the public, have any information regarding drug smuggling, they can contact Revenue in confidence on Confidential Phone Number 1800 295 295."
A Garda statement read: "On Saturday the 29th of January 2022 as part of ongoing investigations targeting persons suspected of involvement in Transnational Organised Crime, a Joint Intelligence led operation was conducted involving personnel from the Revenue Customs Service and the Garda National Drugs & Organised Crime Bureau.
"The operation resulted in a vehicle being stopped in Dublin Port and in a subsequent search of a refrigerated unit, James the Customs Dog located 45kgs of Cocaine concealed within the unit. The drugs with an estimated value of €3.1 million were subsequently seized.
"One male aged 46 years was arrested in relation to drug trafficking offences. He is currently being detained under Section 2 of The Criminal Justice (Drugs Trafficking) Act 1996 at Bridewell Garda Station."