A child acknowledged by both parents shall use the surname of the father.
The last name of the mother shall be the middle of the child.
Who Shall File
- The child, if of age
Where to File
- Civil registry office where the birth of the child is registered.
- If born abroad with the Consul of the Philippine Embassy where the child is born.
- In cases of children born abroad, the birth certificate, shall be annotated by the PSA.
- Authentic writing
- Other supporting documents that would prove the paternity of the father over the child