This information below was taken from eBay on May 2012; please review current requirements on eBay, before listing your item, make sure it's allowed on eBay and find out if there are specific rules and conditions on how it should be listed. See the list of prohibited and restricted items below and click the product category for information about the policy. Sellers also need to make sure that the sale of their item complies with all laws.
Make sure your listing follows these guidelines. If it doesn't, it may be removed, and you may be subject to a range of other actions, including restrictions of your buying and selling privileges and suspension of your account.
animals and wildlife products – examples include live animals, mounted specimens, and ivory
electronics equipment – examples include cable TV de-scramblers, radar scanners, and traffic signal control devices
electronic surveillance equipment – examples include wiretapping devices and telephone bugging devices
embargoed goods and prohibited countries – examples include items from Cuba
firearms, weapons, and knives – examples include pepper spray, replicas, and stun guns (see also military items)
government, transit, and shipping-related items – examples include airplane operations manuals, subway employee uniforms, and U.S. Postal Service (USPS) mailbags
hazardous materials – examples include batteries, fireworks, and refrigerants
importation of goods into the US – examples include CDs that were intended only for distribution in a certain country
items encouraging illegal activity – examples include an eBook describing how to create methamphetamine
medical devices – examples include contact lenses, pacemakers, and surgical instruments
military items (see also firearms, weapons, and knives)
offensive material – examples include ethnically or racially offensive material and Nazi memorabilia
weeds (see plants and seeds)