The authorities have classified the case as a bias crime.

He said authorities had not yet classified the explosion as a terrorist act, which suggested that investigators have made little progress in the case.

Since a person's racial heritage was not always clear, a variety of tests were devised to help authorities classify people.

When military authorities classify their plans as secret, transparency is absent.

The authorities did not classify the death as a homicide.

The authorities have classified the child's death as a homicide.

The Turkish authorities classified the waste as hazardous due to its chromium content.

This order designates those agency heads and officials as having the authority to classify information.

There has also been a series of cases brought against scientists, environmentalists and journalists for their work with information that the authorities classified as top secret.

Some authorities have classified much more species but these are either in doubt or synonyms of other plants.