What legislation allowed Mexican states to create their own colonization laws in 1824?

The legislation that allowed Mexican states to create their own colonization laws in 1824 is the National Colonization Law. This law established a general framework for colonization across Mexico but importantly granted individual states the authority to define their own specific colonization policies. This decentralized approach enabled states, such as Texas, to attract settlers by formulating laws that catered to local conditions and needs.

The National Colonization Law was part of Mexico's broader strategy to populate and develop its territory, particularly in response to fears of foreign invasion or abandonment of remote areas. By empowering local governments, it fostered a diverse range of settlement practices, which played a crucial role in shaping the demographic and cultural landscape of regions like Texas at the time.

The other options do not accurately describe legislation from that period or do not specifically capture the essential feature of state-level authority over land colonization. For example, the Mexican Land Grant Law is not a recognized piece of legislation that pertains to the 1824 context in this manner, while the Spanish Colonization Act refers to the earlier legal frameworks in place before Mexican independence and the Texas Colonization Statute is not a historical reference to any specific law enacted in Mexico.