# HTS 2621: Other slag and ash, including seaweed ash (kelp); ash and residues from the incineration of municipal waste:

https://geopax.app/tariffs/catalog/26/2621

Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=2621). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 2621: Other slag and ash, including seaweed ash (kelp); ash and residues from the incineration of municipal waste:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 2621 | Other slag and ash, including seaweed ash (kelp); ash and residues from the incineration of municipal waste: |  |  |  |  |
| 2621.10.00.00 |   Ash and residues from the incineration of municipal waste | Free |  | Free | t |
| 2621.90.00.00 |   Other | Free |  | Free | t |