Confirm that at least one parent is a Mexican citizen by birth or naturalization
Obtain your parent’s Mexican birth certificate or naturalization certificate
Gather your own birth certificate showing the parent-child relationship
Get apostilles or legalization for foreign documents if required
Obtain certified Spanish translations of any non-Spanish documents
Collect identification documents such as passport or government ID
Contact the nearest Mexican consulate or the Civil Registry office in Mexico
Ask for the procedure to register your birth as a Mexican citizen by descent
Complete the required application forms
Submit the documents to the consulate or Civil Registry
Pay any applicable fees
Attend any required appointment or interview
Wait for the registration to be processed
Obtain your Mexican birth certificate once the registration is approved
Apply for your Mexican CURP using the birth certificate
Apply for your Mexican passport with the birth certificate and CURP
Keep copies of all documents for future use