What is one requirement of the INA 252 regarding temporary land permits?

The requirement of the Immigration and Nationality Act (INA) Section 252 regarding temporary land permits is that they must be issued for a specified duration. This stipulation is in place to ensure that the permission granted for temporary entry into the United States is not open-ended, allowing authorities to maintain control over the entry process and to assess the need for renewal based on legal and safety considerations. The defined period serves to regulate the duration of stay and encourages compliance with the conditions stipulated within the permit.

In contrast, the other statements do not accurately capture the essence of the regulations. The concept of permits being indefinite does not align with the necessity for temporary land permits to have a clear end date. The restriction to only citizens would contradict the purpose of temporary permits, which are designed to facilitate entry for non-citizens under specific conditions. Lastly, the idea that permits can be revoked at any time, while true to some extent, does not reflect the foundational requirement that underscores their initiation and legal standing as defined by the INA. Only one of these options accurately encapsulates the essence of the specified duration for temporary land permits.