| Category | Registration timelines | Effective date of Registration |
|---|---|---|
| For a person with annual supplies exceeds or is expected to exceed OMR 1,000,000 | From February 1, 2021 to March 15, 2021 | April 16, 2021 |
| For a person with annual supplies between OMR 500,000 and OMR 1,000,000 | From April 1, 2021 to May 31, 2021 | July 1, 2021 |
| For a person with annual supplies between OMR 250,000 and OMR 499,999 | From July 1, 2021 to August 31, 2021 | October 1, 2021 |
| For a person with annual supplies between OMR 38,500 and OMR 249,999 | From December 1, 2021 to February 28, 2022 | April 1, 2022 |