B - Backgroundcheck - Pre-employment screening - reasons

They may also be conducted as a way to further differentiate potential employees and pick the one the employer feels is best suited for the position. In the United States, the Brady Bill requires criminal checks for those wishing to purchase handguns from licensed firearms dealers. Restricted firearms (like machine guns), suppressors, explosives or large quantities of precursor chemicals, and concealed weapons permits also require criminal checks. Checks are also required for those working in positions with special security concerns, such as trucking, ports of entry, and airline transportation. Other laws exist to prevent those who do not pass a criminal check from working in careers involving the elderly, disabled, or children.

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