# Send TDS, GST and ROC compliance reminders via WhatsApp, Sheets and GPT-4o-mini

> Quick overview This workflow uses Google Sheets as a compliance tracker for CA firms, sending scheduled WhatsApp Business API reminders for upcoming TDS/GST/ROC deadlines and handling inbound WhatsApp messages to store client documents in Google Drive and classify them with OpenAI to update checklist status. How it works 1. Runs on the 1st and 15th of each month at 6 AM to read the client roster and existing ComplianceTracker from Google Sheets. 2. Generates upcoming TDS, GST, and ROC tasks for active clients, skips tasks that already exist, and appends new rows to the ComplianceTracker sheet in Google Sheets. 3. Runs daily at 9 AM to read the ComplianceTracker sheet and group open tasks per client that need a reminder based on due dates and missing documents. 4. Sends one WhatsApp Business API message per client with a summary of upcoming/overdue items and missing documents, then updates the tracker rows with the reminder date and incremented reminder count. 5. Triggers on inbound Wha

- **Domain**: `n8n-workflow-20031.n8n.io`
- **Provider**: n8n.io (https://n8n.io)
- **Kind**: workflow
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 40%

## URLs
- Agent card: https://n8n.io/workflows/20031
- Page (HTML): https://agenstry.com/agents/n8n-workflow-20031.n8n.io
- Documentation: https://n8n.io/workflows/20031