Accounting Firm Chatbot Toolkit — 2026-05-25

Open-source utilities that pair with the article AI Chatbot สำหรับสำนักงานบัญชี SME ไทย 2026. MIT licensed — free for any Thai accounting firm to fork.

1. etax-xml-validator.py — pre-validate Thai e-Tax XML before submitting to RD (catches 7 most common ETDA reject reasons)
2. tax-deadline-swarm.py — generate D-14/D-7/D-3/D-1/D-0 Line reminders for every recurring filing per client
3. ewht-calculator.py — e-Withholding Tax calculator for payer/payee × nature_of_payment (PND.3 / PND.53 / PND.54)
4. per-client-namespace-guard.py — PDPA cross-client leak guard for RAG (namespace + embedded TIN check)
5. audit-log-schema.sql — immutable, append-only audit log satisfying PDPA s.30 + TFAC CPA audit
6. etda-schema-sync.sh — sync ETDA XML schema every 6h, block submit pipeline if version bumps
7. line-onboard-doc-checklist.js — staged LINE OA onboarding doc checklist (4-8h → 30min)

Made by KORP AI · contact: Line OA @korpai