With new sanction developments occurring on a near daily basis and even more in the pipeline, it’s a critical time for corporations and their legal departments to keep up with the erratic pulse of the increasingly complex trade war.

“The overall message is that more than ever there is a need to conduct adequate due diligence if you have any exposure to these higher-risk jurisdictions,” such as Russia and Iran, said Anthony Rapa, a partner in the Washington, D.C., office of Kirkland & Ellis who works on international trade issues.