Briton Morrison Robinson, the driver of the truck in which 39 bodies were found, has been charged with manslaughter.
He is also accused of conspiracy to commit human trafficking, facilitate illegal immigration and money laundering.
According to the Essex County Police, which is investigating the crime, on October 28, the court will choose a measure of restraint for Morrison.
In addition to Morrison, three more people were detained: two men and one woman. The British media also write about the arrest of another truck driver, but his connection with the case of the death of migrants has not yet been officially confirmed .
In the industrial area of the city of Grace in Essex on the night of October 23, a refrigerated trailer was found in which the bodies of 39 people were found - 31 men and eight women. It was later determined that they were migrants from China.
The truck arrived in England from Belgium on the eve of the discovery. The vehicle was registered in Bulgaria.