Rule 9 is applicable if you do not provide services on your own account. Here you are working as main service provider and the same is not covered in Rule 9. It seems to be covered in Rule 3 and the place of the provision of the service is location of the person receiving the services. Please go on the following link for more details https://www.caclubindia.com/share_files/place-of-provision-of-service-rules-2012-52961.asp#.UPdxOR1wqaU.