A temporary quantitative restriction on imports of a particular product, to prevent or remedy serious injury from increased imports (as established in an investigation) and to facilitate adjustment. Rules apply regarding the overall level and the allocation of the quota. Where the expected duration of the measure is more than one year, it must be progressively liberalized during the period of application.
Example: A quantitative safeguard measure (quota) of three years duration has been implemented on imports of certain steel products. The total level will be 10,000 tons the first year, 15,000 tons the second year, and 22,000 tons the third year.