The U.S. Customs and Border Protection Agency is proposing a new definition that could be used to eliminate 8 of 10 legal pocketknives in the United States right now, according to activists who are gearing up to fight the plan.

The federal bureaucracy is accepting comments – written only – that must be received by June 21 before its planned changes could become final, but Doug Ritter of KnifeRights.org, said the implications of the decision would be far-reaching, since many state and federal agencies depend on the agency’s definitions to determine what is legal in the United States…