Cartão Nacional de Identificação (Cape Verde)

The National Identity Card (Portuguese: Cartão Nacional de Identificação) or CNI is an identity card issued by the Cape Verdean government to its citizens. As defined by Decree-Law No. 19/2014 of March 17 ^[1] and published at Boletim Oficial^[2]

National Identity Card (Cartão Nacional de Identificação)
Type	Compulsory Identity document
Issued by	Cape Verde

Appearance

The card is of similar size and appearance to a credit card. It contains a variety of information about the citizen.

Information provided

The front of the card

• Surname(s)
• Given Name(s)
• Sex
• Height
• Nationality
• Date of birth
• Civil Identification Number
• Expiry Date
• Card holder's facial photo
• Card holder's Signature

The back of the card

• Filiation
• Machine-readable zone (MRZ) as Machine readable passport

On the chip

• Same data as previous defined (except facial photo)
• Facial photo in JPEG2000 format
• Two Digital finger print
• Digital certificates (card's authentication and electronic signature) 2048bits RSA
• And other information (the system is expandable)

Civil Identification Number

Each Civil Identification Number is a 13 digit number defined as YYYYMMDDSAAAC, which deciphers as follows:

Field	Description
YYYYMMDD	Date of birth: YYYY is four digit year, MM is two digit for month, DD is a two digit for day
S	Sex: F = Female, M = Male.
AAA	Sequential number: three digit (up to 999 people born on the same day for each sex)
C	Check digit used to validate the ID Number.

See also

• List of national identity card policies by country
• Machine-readable passport
• Bilhete de Identidade de Portugal
• Portugal Citizen Card