tax-consultant

Calculate Thai individual and corporate tax liabilities with legal references.

14|6|Updated Apr 16, 2026
One-click install
npx skills add https://github.com/aiunlocked1412/claude-skill-unlock --skill tax-consultant
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: tax-consultant
Source: https://github.com/aiunlocked1412/claude-skill-unlock/tree/main/skills/10-finance-accounting/tax-consultant
Command: npx skills add https://github.com/aiunlocked1412/claude-skill-unlock --skill tax-consultant

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps taxpayers and small business owners navigate Thai tax rules, remove uncertainty around deductions and filing, and produce clear estimates of tax liabilities and required actions to remain compliant.

Core Features & Use Cases

  • Personal & Corporate Filing Guidance: Walks users through P.N.D.90/91 for individuals and P.N.D.50 for companies, including deadlines and e-Filing instructions.
  • Accurate Deduction & Tax Calculations: Calculates applicable deductions (RMF, SSF, insurance, donations, mortgage interest) and estimates progressive personal or corporate tax liabilities.
  • VAT & Withholding Tax Support: Advises on VAT registration, VAT handling, and withholding tax (WHT) obligations for payroll, freelancers, dividends and service payments.
  • Tax Planning & Action Plan: Produces year-end tax planning recommendations, required documents checklist, and an action timeline with legal references and risk warnings.

Quick Start

Ask: /tax-consultant คำนวณภาษีบุคคลธรรมดา เงินเดือน 80,000 บาท/เดือน มีคู่สมรสและลูก 1 คน พร้อมรายการลงทุน RMF/SSF

Frequently Asked Questions about tax-consultant

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

FAQPage Schema
How do I calculate Thai personal income tax for salary and freelance income?

To calculate Thai personal income tax, this Skill parses your salary and freelance income, applies current deduction and progressive rate rules, and estimates the exact tax liability for P.N.D.90 or P.N.D.91 filing.

What deductions can I claim when filing Thai corporate tax for an SME?

When filing Thai corporate tax for SMEs via P.N.D.50, you can apply applicable deductions and estimate liabilities, receiving a compliant tax planning checklist with required documents, deadlines, and legal references.

When do I need to register for VAT in Thailand and how is it handled?

VAT registration in Thailand is required when exceeding threshold limits, and this Skill advises on VAT handling, registration requirements, and withholding tax obligations for various income categories.

Does this tax calculation tool support withholding tax scenarios for dividends and donations?

Yes, this tax calculation tool supports withholding tax scenarios by parsing income categories like dividends and donations, applying current rules, and estimating the withholding tax due for accurate filing.

What is the best way to plan year-end tax filing for RMF and SSF investments?

The best way to plan year-end tax filing is to input your RMF and SSF investments, allowing the Skill to apply deduction rules, estimate progressive tax liabilities, and generate an action timeline.

What documents do I need to file P.N.D.90 for individual Thai tax?

To file P.N.D.90 for individual Thai tax, you need income statements and deduction proofs; the Skill produces a required documents checklist and an action timeline with e-Filing instructions and legal references.