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ABOUT THE SERVICE: Similar to court orders/decrees, legal instruments are also registrable in the civil registrar where the birth certificate of the child is registered. 


The following are considered legal instruments:

  • Affidavit of Acknowledgement/Admission of paternity – a public document executed by the biological father establishing paternal relationship with the child.
  • Legitimation – is a remedy by means of which those in fact were not born in wedlock and should, therefore, be considered illegitimate, are, by fiction, considered legitimate, it being supposed that they were born when their parents were already validly married.
  • Affidavit to Use the Surname of the Father – under RA 9255, it is a public instrument executed by the father giving the child the privilege to use his surname.

CLIENT GROUPS:  Parents of illegitimate children



            Acknowledgement/Admission of paternity

  1. Photocopy of the Registered Certificate of Live Birth of the child
  2. Duly notarized affidavit of acknowledgement/admission of paternity
  3. Baptismal Certificate
  4. Proof of paternal filiation (if the child is not acknowledged upon registration).


  1. Photocopy of the Registered Certificate of Live Birth of the child duly acknowledged by the father
  2. Duly notarized affidavit of legitimation executed by both parents
  3. Marriage contract of parents
  4. Certificate of No Marriage (CENOMAR) to other person

Affidavit to Use the Surname of the Father

  1. Registered Certificate of Live Birth of the child
  2. Duly notarized AUSF executed by the father himself (if the father is not mentioned in the Certificate of Live Birth of the child; or by the mother/guardian (if the father is already mentioned in the Certificate of Live Birth of the child)
  3. At least two public handwritten instrument of the father (if not….)


Monday to Friday:

8:00AM to 5:00PM


            Registration of Legal Instruments ……………………… Php 200.00

            Documentary Stamp Tax Fee……………………………           15.00




Steps involved

Action of the MCRO Transaction Time Persons Responsible
1. Secure checklist of requirements at LCRO. Gives a briefing about the service.

10 minutes

Evelyn Catanyag/Mary Ann Santos
2. Submit requirements and provide the needed information during the interview. Reviews requirements and interviews the client.  Issues order of payment form and instructs client to pay fees.

5 minutes

Evelyn Catanyag/Mary Ann Santos

3. pay the corresponding fees at the Mun. Treasurer’s Office. Issues official receipt.

10 minutes

Revenue Officer/Clerk
4. Return to LCRO and present the Official receipt.  Wait as the staff/clerk annotated the documents.

Annotates documents  and records the documents and the official receipt.

MCR signs the annotated documents.

10 minutes

Noel Jose J. Rayco

Evelyn Catanyag/Mary Ann Santos

5.Claim the annotated Certified Copies of the COLB of the child. Releases the annotated Certified copies of the COLB.

2 minutes

Evelyn Catanyag/Mary Ann Santos


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