"Nationals of 103 counties are exempted from entry visas into the Sultanate for a period of ten days," it said.
Oman last week said it would resume granting tourist visas to people visiting on trips arranged by hotels and travel companies, after they were suspended due to the coronavirus pandemic.
The Gulf state resumed international flights on Oct. 1, but only citizens and people holding valid existing residency and work visas could enter.
Oman, rated sub-investment grade by all major credit rating agencies, faces a widening deficit and large debt maturities in coming few years. It has recently embarked on a new fiscal plan to wean itself off its dependence on oil revenues.