# HTS 9902.11.04: Poly(acrylic acid-co-(sodium 2-(acryloylamino)-2-methyl-1-propanesulfonate) sodium salt) (CAS No. 136903-34-9) in granulated form (provided for in subheading 3906.90.50)

> Plain-language tariff reference from the USITC Harmonized Tariff Schedule on [PlainTariff](https://plaintariff.com/).

## Duty rates

- **General (MFN) rate:** Free
- **Special / FTA rate:** No change
- **Column 2 rate:** No change
- **Corpus rank:** #5274 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9902.11.04

## Related tools

- [Tariff calculator](https://plaintariff.com/tools/tariff-calculator)
- [Search HTS codes](https://plaintariff.com/search)
- [Methodology & sources](https://plaintariff.com/methodology)

---

*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99021104-polyacrylic-acid-co-sodium-2-acryloylamino-2-methyl-1-pr*