The legislation was intended to send a strong message to North Korea, amid international concern over the escalation of its nuclear program.

Congressman Kevin McCarthy, the Majority Leader in the US House of Representatives at the March 27 event in Washington, DC. (Photo: EPA/VNA)

The bill, which is aimed at foreign trade, shipping, and labor, authorizes the US Department of Homeland Security to inspect cargo being shipped to North Korea. Ships from North Korea will not be able to enter US seaports.

The bill must also be approved by the Senate before it can be signed into law.