Twelve people, including eight men and four women, were arrested in drugs raids in Charmbury Rise, Stopsley, and Bedford on Tuesday (September 25).
A police spokeswoman said: “The Serious Organised Crime Agency has carried out a number of searches in the Luton and Bedford areas of Bedfordshire in connection with a drugs investigation.
“Twelve people have been arrested and are currently being questioned by SOCA officers.
“The operation was assisted by Bedfordshire Police and the UK Border Agency.
The spokeswoman added: “The investigation is ongoing and we are unable to comment further at this time.”