What requirement must be met for handling nuclear fuel according to the International Certificate of Fitness?

The requirement to adhere to the INF Code is crucial for the handling of nuclear fuel as it establishes the international standards for the transport of nuclear materials. The INF Code, or the International Code for the Safe Carriage of Nuclear Fuel, was developed by the International Maritime Organization (IMO) and is specifically designed to ensure the safe transportation of nuclear substances. It covers aspects such as packaging, labeling, and emergency measures, thereby helping to minimize risks associated with the handling and transport of nuclear fuel.

In contrast, while compliance with national laws and certification of crew qualifications are essential in the broader context of maritime operations and safety, they may not specifically address the unique requirements related to nuclear fuel. Similarly, the implementation of emergency response procedures is a necessary part of safety protocols but falls under broader safety management rather than the direct regulatory framework established by the INF Code for nuclear materials. Thus, adhering to the INF Code is the most specific and relevant requirement for ensuring the safe handling of nuclear fuel.