# HTS 9903.81.42: Standard pipe (provided for in subheading 7304.39.00 (except for statistical reporting number 7304.39.0002, 7304.39.0004, 7304.39.0006, 7304.39.0008, 7304.39.0028, 7304.39.0032, 7304.39.0040, 7304.39.0044, 7304.39.0052, 7304.39.0056, 7304.39.0068 or 7304.39.0072), 7304.59.80 (except for statistical reporting number 7304.59.8020, 7304.59.8025, 7304.59.8035, 7304.59.8040, 7304.59.8050, 7304.59.8055, 7304.59.8065 or 7304.59.8070) or 7306.30.50 (except for statistical reporting number 7306.30.5010, 7306.30.5015, 7306.30.5020 or 7306.30.5035))

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

## Duty rates

- **General (MFN) rate:** Free
- **Corpus rank:** #5939 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9903.81.42

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*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99038142-standard-pipe-provided-for-in-subheading-73043900-except*