tax-helper

Calculate Korean taxes and guide VAT filings via 홈택스.

267|63|Updated Feb 15, 2026
One-click install
npx skills add https://github.com/modu-ai/cowork-plugins --skill tax-helper
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: tax-helper
Source: https://github.com/modu-ai/cowork-plugins/tree/main/moai-finance/skills/tax-helper
Command: npx skills add https://github.com/modu-ai/cowork-plugins --skill tax-helper

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) and scripts (resource) components.

What problem does it solve?

This Skill streamlines the process of understanding and performing various Korean tax-related tasks, reducing the complexity of tax calculations and compliance.

Core Features & Use Cases

  • Tax Calculations and Reporting: Calculate 3.3% withholding, prepare income tax reports, and guide through VAT filings.
  • Workflow Guidance: Provide step-by-step instructions for submitting tax documents via the 홈택스 portal.
  • Use Case: A freelancer wants to estimate their year-end tax liability and get filing instructions based on their income and expenses.

Quick Start

Ask the AI to help calculate your 3.3% withholding for a recent invoice or to explain how to complete your VAT return.

Frequently Asked Questions about tax-helper

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate 3.3% withholding tax for a freelancer invoice in Korea?▼

To calculate 3.3% withholding tax, apply the rate to your total invoice amount. This Skill helps freelancers estimate withholding amounts and prepare necessary income tax documentation for Korean tax compliance.

What is the process for VAT submission via 홈택스?▼

VAT submission via 홈택스 requires logging in, navigating to the VAT return section, and entering sales and purchase figures. This Skill provides step-by-step workflow guidance to complete the filing.

Can I estimate my year-end income tax liability as a small business owner?▼

You can estimate year-end income tax liability by inputting your annual income and expenses. This Skill assists small business owners with income tax estimation and ensures compliance with Korean tax regulations.

When do I need to file VAT returns as a freelancer in Korea?▼

Freelancers and business owners subject to VAT must file returns quarterly in Korea. This Skill helps you understand filing deadlines and provides procedural guidance to submit documents through the 홈택스 portal on time.

Does this Skill support tax filing for freelancers without a dedicated accounting system?▼

This Skill is designed for freelancers and small business owners without a dedicated accounting system. It simplifies tax calculations, documentation preparation, and 홈택스 submissions without requiring specialized accounting software.

What are the limitations of using automated tax calculation for Korean income tax?▼

Automated tax calculation provides estimates based on standard rates like 3.3% withholding but may not account for special deductions or complex business structures. Always verify final figures against official 홈택스 calculations for compliance.