Birth Registration

Birth, or delivery, is understood to be the moment a person has an independent life outside the maternal womb.
The birth registration shall specifically include:

  • The name given to the newborn.
  • The time, date, and place of birth. In the case of multiple births, if the exact time of each is unknown, the priority between them or the fact that it could not be determined shall be recorded.
  • If the newborn is male or female and the given name.
  • The parents, where legal filiation is recorded.
  • The number assigned in the file for the report or verification.
  • Time of registration

Who can request/present it


The obligation to declare the birth applies to blood relatives up to the fourth degree and in-laws up to the second degree, such as the father, mother, grandparents, aunts, uncles, or cousins of the newborn, as well as the siblings-in-law of the newborn.

  • Time Limit
    The period to register the birth is from 24 hours after the birth occurs up to 8 days, after which and up to 30 calendar days, just cause for delay must be provided, which will be recorded in the registration. After this period, a procedure for delayed birth registration must be processed with the Officer of the corresponding Civil Registry.

How to request/present it


The registration must be requested in person, and the following documents must be presented:

For children of married parents:

In this case, a declaration from someone with definite knowledge of the birth is required, and those obligated to provide such a declaration include the father, mother, grandparents, aunts, uncles, cousins, or siblings-in-law of the newborn. The following documents must be provided:

  • Medical birth report (this form is provided by the hospital where the birth took place).
  • ID cards of the parents and Family Book (or a document certifying the marriage, duly legalised and translated if necessary).

For children of unmarried parents:

In this case, a declaration by the parents is required, and both the father and mother must attend the registry in person and provide the following documents:

  • In the case of de facto separation, two witnesses must accompany them to the Registry.
  • Medical birth report (this form is provided by the hospital where the birth took place).
  • Their respective ID cards.
  • The mother’s marital status will be recorded.
  • If there was a previous marriage, the legal presumption of paternity must be overcome by providing: Marriage Certificate (with relevant annotation) and a final judgment of separation or divorce (certified copy).
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