The Donor Operator shall not collect the costs incurred by the number porting process from the Recipient Operator.

The Donor Operator may charge fees for the number porting process from Ported Subscribers.
The fees as referred to in the preceding Paragraph shall not be higher than the sum announced by the NCC, and that fee shall be set according to Article 26 of the Telecommunications Act and the Administrative Regulation Governing Tariffs of Type I Telecommunications Enterprises.

The Fixed Network Operator and the Mobile Operator shall bear its own set-up and maintenance costs incurred for implementing the Number Portability and providing communications services for the called Ported Subscribers.

The Originating Network Operator as referred to Paragraph 1 of Article 19 shall bear its own additional communication costs or Ported Subscriber Database query costs incurred in the provision of communications services for the called Ported Subscribers.

An Operator shall provide communications services for Ported Subscribers and non-Ported Subscriber based at the same tariff rates.