# Tariff

> International trade tariff reference — HS codes, duty rates, trade agreements, customs valuation, and tariff classification. Use when classifying goods for import/export, calculating duties, or navigating trade agreements.

- Skill: `bytesagain/tariff` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/tariff`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/tariff/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/bytesagain/tariff

---


# Tariff — International Trade Tariff Reference

Quick-reference skill for tariff classification, duty calculation, and trade compliance.

## When to Use

- Classifying products using HS codes
- Calculating import duty rates
- Understanding trade agreements and preferential rates
- Customs valuation methods
- Navigating anti-dumping and countervailing duties

## Commands

### `intro`

```bash
scripts/script.sh intro
```

Overview of tariffs — purpose, types, and how they work.

### `hscode`

```bash
scripts/script.sh hscode
```

Harmonized System (HS) code structure and classification rules.

### `valuation`

```bash
scripts/script.sh valuation
```

Customs valuation methods — transaction value and alternatives.

### `agreements`

```bash
scripts/script.sh agreements
```

Trade agreements — FTAs, GSP, MFN, and preferential tariffs.

### `duties`

```bash
scripts/script.sh duties
```

Types of duties — ad valorem, specific, compound, anti-dumping.

### `compliance`

```bash
scripts/script.sh compliance
```

Trade compliance — record keeping, penalties, and audits.

### `examples`

```bash
scripts/script.sh examples
```

Tariff calculation examples for common product categories.

### `checklist`

```bash
scripts/script.sh checklist
```

Import/export tariff compliance checklist.

### `help`

```bash
scripts/script.sh help
```

### `version`

```bash
scripts/script.sh version
```

## Configuration

| Variable | Description |
|----------|-------------|
| `TARIFF_DIR` | Data directory (default: ~/.tariff/) |

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