Israel remains strongly critical of any deal that even slightly lifts sanctions unless Iran is totally stripped of technology that can make nuclear arms.
The law lifts sanctions on sales of food and medicine not only to Cuba, but also to Iran, Libya, North Korea and Syria.
Iraq is required to be certified free of weapons of mass destruction before the United Nations lifts sanctions that were imposed because of the invasion of Kuwait in 1990.
The July deal only lifts sanctions related to Iran's nuclear programme, leaving in place many US restrictions that are pinned to Iran's support of terrorism and human rights abuses.
American companies are also poised to return to Libya as soon as Congress lifts sanctions, a step that could be delayed by factors related to monitoring military programs and the demands of Lockerbie family members for a more detailed accounting of Libya's terrorist past.
Outside of stocks, OPEC is warning that quota cuts will be necessary when the United Nation lifts sanctions against Iraq, which will allow that country to start exporting oil again.
