From Chapter 29: Chapter 29
| HTS Code | Description | General Duty |
|---|---|---|
| 2912110000 | Acyclic aldehydes without other oxygen function Methanal (Formaldehyde) | 2.8% |
| 2912120000 | Acyclic aldehydes without other oxygen function Ethanal (Acetaldehyde) | 5.5% |
| 2912191000 | Odoriferous or flavoring compounds Citral | 5.5% |
| 2912192000 | Odoriferous or flavoring compounds Other | 4.8% |
| 2912192500 | Other Butanal (Butyraldehyde, normal isomer) | 5.5% |
| 2912193000 | Other Glyoxal | 3.7% |
| 2912194000 | Other Isobutanal | 5.5% |
| 2912195000 | Other Other | 5.5% |
| 2912210000 | Cyclic aldehydes without other oxygen function Benzaldehyde | 5.5% |
| 2912291000 | Other Phenylacetaldehyde | 5.5% |
| 2912293000 | Other 3,4-Dimethylbenzaldehyde; Paraldehyde, USP grade; andp-Tolualdehyde | Free |
| 2912296000 | Other Other | 5.5% |
| 2912296010 | Other Odoriferous or flavoring compounds | 5.5% |
| 2912296090 | Other | 5.5% |
| 2912410000 | Aldehyde alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function Vanillin (4-Hydroxy-3-methoxybenzaldehyde) | 5.5% |
| 2912420000 | Aldehyde alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function Ethylvanillin (3-Ethoxy-4-hydroxybenzaldehyde) | 5.5% |
| 2912491000 | Aromatic p-Anisaldehyde | 5.5% |
| 2912491500 | Aromatic p-Hydroxybenzaldehyde | Free |
| 2912492600 | Aromatic Other | 5.5% |
| 2912495500 | Aldehyde-alcohols Hydroxycitronellal | 4.8% |
| 2912496000 | Aldehyde-alcohols Other | 5.1% |
| 2912499000 | Other Other | 4.8% |
| 2912501000 | Cyclic polymers of aldehydes Metaldehyde | Free |
| 2912505000 | Cyclic polymers of aldehydes Other | 5.5% |
| 2912600000 | Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde Paraformaldehyde | 5.1% |