Check whether both countries allow dual nationality
Verify your eligibility through birth, descent, marriage, naturalization, or residency
Gather required documents such as birth certificates, passports, proof of parentage, and residency records
Apply for citizenship or nationality in the second country through the proper government authority
Complete any required language, civics, background, or residency requirements
Attend interviews, tests, or oath ceremonies if required
Keep your current citizenship status in mind and confirm whether renunciation is required
Consult the embassies or consulates of both countries for official rules
Hire an immigration lawyer if the rules are complex
Maintain valid proof of both citizenships after approval