Plants or plant products which require fumigation, disinfection, sterilization, or other treatment as a condition of entry may be released to the permittee for treatment at a plant approved by the Department of Agriculture upon the giving of a bond on Customs Form 301, containing the bond conditions set forth in § 113.62 of this chapter to insure that the merchandise is treated under the supervision and to the satisfaction of an inspector of the Department of Agriculture or returned to Customs custody when demanded by the port director.