| Aspect | Declaration (Decree 113/2017, until Dec 2025) | Registration (LOC-69/2025, Article 20, from Jan. 2026 |
| Scope | Applied only for Appendix V chemicals via National Single Window | All “new chemicals” (not on NCI + foreign inventories) before import/use |
| Process | Online form (Annex VI) + SDS; auto-approval 1-2 days |
Dossier with assessment (properties/hazards) from OECD / Vietnamese labs; MOIT review. Details of the dossier has not yet been disclosed. |
| Purpose | Inventory tracking at customs clearance | Risk evaluation; 5-year special control post-registration |
| Exemptions | Non-Annex V chemicals | Special control/prohibited (Article 12(6)); research (supplement later) |
| Responsibility | Importer declares per shipment | Local importer registers substance (no permission for Only Representative); ongoing reporting |
LOC: Law on Chemicals, NCI: National Chemical Inventory, MOIT: Ministry of Industry and Trade