REPUBLIC ACT No. 9255 An Act allowing illegitimate children to use the surname of their father amending for the purpose Article 176 of Executive Order No. 209, otherwise known as “The family Code of the Philippines.
The law applies to illegitimate children whose births are either not yet registered or were previously registered under the surname of the mother whether born before or after the affectivity of R.A. 9255. Specifically, this law applies to illegitimate children born on or after August 3, 1988.
Illegitimate children born on 3 August 1988 to 18 March 2004 may still be acknowledged by the father through an Affidavit of Admission of Paternity (AAP) or Private handwritten Instrument (PHI) but cannot use the surname of the father under R.A. 9255. However, a petition in court may be filed in order that the child can use the surname of the father.
If the child is 6 years old and below, the mother is the one who executes the AUSF pursuant to Art. 213(2) of the Family Code that states, “xxx no child under seven years of age shall be separated from the mother unless the court finds compelling reasons to order otherwise”
For a child 7-17 years old, the child will execute the AUSF with attestation of the mother.
For a child who is of age, he himself will execute the AUSF without need of attestation by the mother.
| AUSF Registration Fee | P 300.00 |
| Acknowledgement of Paternity Fee | P 400.00 |
| Registration of Public Handwritten Instrument | P 400.00 |
| Endorsement Fee | P 300.00 |
| CTC of Legal Instrument | P 200.00 |
| CTC of Annotated Birth Certificate | P 150.00 |
| CTC of Un-Annotated Birth Certificate | P 100.00 |
| Certification Fee | P 100.00 |
CHECKLIST OF REQUIREMENTS | WHERE TO SECURE | |||
|
| |||
| ||||
|
| |||
|
| |||
| ||||
| ||||
CLIENT STEPS | AGENCY ACTION | FEES TO BE PAID | PROCESSING TIME | PERSON RESPONSIBLE |
1. Presentation of Document Present the required documents to the employee-in-charge (EIC). | 2. Examination of Documents. EIC examines the presented documents as to authenticity. | 6 minutes | ERLINDA M. BICALDO Administrative Aide II | |
3. Payment of fees. Pay the required fees. | See fees above. | 5 minutes | Local Revenue Collection Officer CITY TREASURER’S OFFICE | |
4. Registration of the Legal Instruments and Annotation to the affected Civil Registry Record. EIC enters the legal instrument in Registry Book, and annotates the same to the affected record. | 10 minutes | ERLINDA M. BICALDO Administrative Aide II | ||
5. Preparation of endorsement of Annotated birth certificate to PSA. LCR staff prepares the annotated Record. CCR signs the documents. | 15 minutes | ERLINDA M. BICALDO Administrative Aide II | ||
6. Release of Documents. EIC releases the documents to the registry. | 1 minute | ERLINDA M. BICALDO Administrative Aide II | ||
TOTAL | P | 37 minutes | ||
City Civil Registrar’s Office
109 – G/F Main City Hall Bldg., Naga City Hall Complex, Juan Q. Miranda Ave., Concepcion Pequeña, Naga City

If you have recently transacted with this office, we'd like to know how it went, This Client Satisfaction Measurement (CSM) tracks the customer experience of government offices. Your feedback will help this office improve its services. Clicking on the link will redirect you to a survey page.
THE NAGA CITY iGOVERNANCE OFFICE