1. Population: The territory must have a sufficient population. The exact number varies but has historically been around 60,000 people.
2. Area: The territory must have a sufficient area to be viable as a state. This is typically interpreted as at least 45,000 square miles.
3. Permanent Settlements: The territory must have permanent settlements, indicating a stable and organized society.
4. Republican Government: The territory must have a republican form of government, meaning a representative government with elected officials.
5. Legal Framework: The territory must have a legal framework, including a constitution and laws, to ensure the protection of individual rights and the efficient administration of justice.
6. Consent of Congress: The territory must gain the consent of Congress, which involves passing an enabling act that outlines the conditions and process for statehood.
Additionally, the territory's residents must vote to approve the proposed constitution and statehood in a referendum before becoming an official state.