Ministerial Resolution No. 1535 of 2004 [Executive Bylaws]
Article 6 - Services
A service shall be considered to be performed in the Kingdom in any of the following cases:
If the work, or any part thereof, required to provide the service is carried out in the Kingdom, even if the service is executed remotely, as physical presence of the service provider is not required.
If the work is performed on board an airplane or ship operated on behalf of a person carrying out an activity in the Kingdom.