The formulas require writers and editors to restrict the length of words and sentences and the number of new or uncommon words in a story.

The proposal, announced Wednesday, would require the national forests to restrict off-road vehicles to designated trails.

The act requires employers of all sizes to restrict smoking to enclosed, specially ventilated rooms, with a limit of one room to each floor of a building.

Nothing requires Him to restrict His choices to our membership, of course.

They claimed that it improperly required them to restrict the First Amendment rights of library patrons.

Requires parties to restrict the application of the death penalty to times of war or "imminent threat of war".

The new legislation would require all employers to restrict smoking to only one room on each floor of a business.

Enforcement of the policy required the United States Army to restrict the movements of various tribes.

Modelling spacetime as a causal set would require us to restrict attention to those causal sets that are 'manifold-like'.

The law requires them to restrict flow to a maximum of two and a half gallons a minute.