Permitted: complying with a boycotting country's import requirements barring goods or services from the boycotted country, its concerns, nationals or residents (not across-the-board refusals, and with information limits); complying with shipping requirements barring carriers of the boycotted country or prescribing routes; complying with import and shipping document requirements on origin, carrier, route, supplier and service provider, stated in positive, non-blacklisting terms (negative carrier and route statements allowed for war risk or confiscation); complying with a unilateral and specific selection by a boycotting country, its national or a bona fide resident of carriers, insurers, in-country services or specifically identifiable goods (identifiable at entry by design, trademark or packaging), with a duty to inquire who made a selection passed on from within the United States, and never where the aim is discrimination against U.S. persons; complying with a boycotting country's export requirements on shipments to the boycotted country or its nationals; individuals complying with immigration, passport, visa or employment requirements about themselves and their families, with employers performing only ministerial, non-discriminatory acts; and, for bona fide residents of a foreign country (judged on presence, business need, continuity, intent, registration, visas and similar presence elsewhere), complying with local law for activities exclusively within that country and with local import laws for specifically identifiable goods for their own use, without any discrimination or information about race, religion, sex or national origin.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.