The main purpose of this legislation is to promote fairness in how projects are chosen for funding under the Port Infrastructure Development Program. It aims to ensure that projects are distributed equitably across different geographic regions of the United States, rather than favoring certain areas over others. Key provisions of the legislation include amendments to existing laws that govern the Port Infrastructure Development Program. Specifically, it adds requirements to ensure that when projects are selected for funding, there is a focus on achieving an equitable geographic distribution.