(1) Revenue from the provision of services by the Regional Operating Headquarters to associated enterprise or foreign branch of Regional Operating Headquarters.
(2) Interest received from associated enterprise or foreign branch of Regional Operating Headquarters only on interest arising from loan which Regional Operating Headquarters has borrowed to re-lend.
(3) Royalty received from associated enterprise or foreign branch of Regional Operating Headquarters or from related juristic company or partnership only on royalty arising from the result of technological research and development carried out in Thailand by Regional Operating Headquarters.