ITAR - International Traffic in Arms Regulations 123.16(b)(2)-(9): Apply the low-value spares, packing, mock-up, trade show and affiliate tooling exemptions correctly

Without a licence: spare parts or components up to $500 per transaction for a previously authorised defense article, sent to a previously approved end user (not a distributor), not enhancing capability, with no order splitting, no more than 24 shipments a year to that end user, and marked '22 CFR 123.16(b)(2) applicable' (123.16(b)(2)); packing cases specially designed for defense articles (b)(3); inoperable unclassified models and mock-ups that reveal no technical data beyond 125.4(b) and contain no USML components, with a certification to CBP (b)(4); temporary export to a public exhibition or trade show of an article previously licensed for such an event under a still-valid licence, with certification (b)(5); and temporary export by a registered U.S. person of unclassified components, parts, tools or test equipment to its own subsidiary, affiliate or facility for manufacture, testing or modification, with no onward sale or transfer without approval (b)(9).