Do I need NOC for visit visa to oman

If your inquiry is related to obtaining a visa to enter the Sultanate of Oman for residents of the Gulf Cooperation Council countries, here is the following information:
Some residents of the Gulf Cooperation Council countries can enter the Sultanate of Oman under an entry visa that is granted
At the borders or from embassies, under the following conditions:
Submit the application form to the employee of the port of entry or the representations of the Sultanate of Oman in the countries of the Cooperation Council for the Arab States of the Gulf, after filling in his data therein.
That the person has a valid residency in one of the Gulf Cooperation Council countries for the Arab States of the Gulf.
To have a valid passport for a period of no less than six months.
Submit proof of his profession in the Gulf state granting residency.
The person's profession must also be compatible with the professions allowed to enter the Sultanate of Oman.
For more details, we recommend reviewing the official website of the Sultanate of Oman Police through the following link:
the official website of the Sultanate of Oman Police