Adquirir a nacionalidade portuguesa

HOW TO APPLY FOR PORTUGUESE CITIZENSHIP

The requirement is you have to be married to a Portuguese national for at least 3 years.

This is a link in Portuguese that explains the process: 
justica.gov.pt/Como-…3-anos

You need to feel a form available here:

 irn.justica.gov.pt/Portals/33/Impressos/Nacionalidade/Modelo 3.pdf?ver=2019-06-06-151616-710

Get your signature recognized (at a Portuguse Embassy abroad or through a lawyer)

Pay 250 EUR crcpagamentos.irn.mj.pt/pagvisamc.aspx?productid=NAC3

And enclose the following documents:
Birth Certificate 
Criminal Records (from country of birth, country of nationality, country you are living in currently)
Copy of marriage certificate 


It takes approximately 1 ½ to two years to get the citizenship.