| Classification | Notifier | Announcement content | Timeline |
| Category 2 regulated chemicals (the chemicals themselves) | Enterprises planning to manufacture/import | Expected weight | One month before manufacturing/import |
| Enterprises planning to update manufacturing/import volumes | Updated notification weight | Before exceeding the reported amount |
| Manufacturing/Importing Companies | Previous year's manufacturing/import weight | April 1st to the end of June each year |
| Products containing Category 2 regulated chemicals | Companies planning to import | Expected quantity | One month before manufacturing/import |
| Enterprises planning to update import volumes | Updated number of reports | Before exceeding the reported amount |
| Importing companies | Previous year's manufacturing/import volume | April 1st to the end of June each year |
