Many semi-automatic only variants of assault rifles are available in both the non-restricted and restricted categories, while others are classified as prohibited, depending on the particular firearm.

Among the hundred or so banned or restricted categories:

The system also has several levels of "restricted" categories, prohibiting sale, exhibition or use of some materials to those who are under a prescribed age.

The aircraft was registered in the experimental category and several attempts were made to register it in the restricted category for aerial photography.

His problems will come in Group 2, the restricted category of free agency where players signing offer sheets from other teams can be retained through matching bids.

Early in May, however, President Bush gave the green light for lifting controls on 30 of 116 restricted categories.

Because Yashin is less than 31 years old, he would have had limited mobility, even as a free agent, because he would have fallen into the restricted category.

K-12, K-14 and K-16 are restricted categories and children under either 12, 14 or 16 are not permitted to be admitted to screenings, even under parental guidance.

Only Level III is a restricted category.

Categories U and P13 are unrestricted, only 18 is a restricted category.