Tax deadline management & compliance alerts with GPT-4, Google Sheets & Slack
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
Nodes used (7)
- Schedule Trigger
n8n-nodes-base.scheduleTrigger - Google Sheets
n8n-nodes-base.googleSheets - Code
n8n-nodes-base.code - HTTP Request
n8n-nodes-base.httpRequest - If
n8n-nodes-base.if - Send Email
n8n-nodes-base.emailSend - Slack
n8n-nodes-base.slack
What it does
AI-Driven Tax Compliance & Deadline Management System Description Automate tax deadline monitoring with AI-powered insights. This workflow checks your tax calendar daily at 8 AM, uses GPT-4 to analyze upcoming deadlines across multiple jurisdictions, detects overdue and critical items, and sends intelligent alerts via email and Slack only when immediate action is required. Perfect for finance teams and accounting firms who need proactive compliance management without manual tracking. 🏛️🤖📊 Good to Know AI-Powered: GPT-4 provides risk assessment and strategic recommendations Multi-Jurisdiction: Handles Federal, State, and Local tax requirements automatically Smart Alerts: Only notifies executives when deadlines are overdue or critical (≤3 days) Priority Classification: Categorizes deadlines as Overdue, Critical, High, or Medium priority Dual Notifications: Critical alerts to leadership + daily summaries to team channel Complete Audit Trail: Logs all checks and deadlines to Google Sheets for compliance records How It Works 1. Daily Trigger - Runs at 8:00 AM every morning 2. Fetch Data - Pulls tax calendar and company configuration from Google Sheets 3. Analyze Deadlines - Calculates days remaining, filters by jurisdiction/entity type, categorizes by priority 4. AI Analysis - GPT-4 provides strategic insights and risk assessment on upcoming deadlines 5. Smart Routing - Only sends alerts if overdue or critical deadlines exist 6. Critical Alerts - HTML email to executives + Slack alert for urgent items 7. Team Updates - Slack summary to finance channel with all upcoming deadlines 8. Logging - Records compliance check results to Google Sheets for audit trail Requirements Google Sheets Structure Sheet 1: TaxCalendar DeadlineID | DeadlineName | DeadlineDate | Jurisdiction | Category | AssignedTo | IsActive FED-Q1 | Form 1120 Q1 | 2025-04-15 | Federal | Income | John Doe | TRUE Sheet 2: CompanyConfig (single row) Jurisdictions | EntityType | FiscalYearEnd Federal, California | Corporation | 12-31 Sheet 3: ComplianceLog (auto-populated) Date | AlertLevel | TotalUpcoming | CriticalCount | OverdueCount 2025-01-15 | HIGH | 12 | 3 | 1 Credentials Needed 1. Google Sheets - Service Account OAuth2 2. OpenAI - API Key (GPT-4 access required) 3. SMTP - Email account for sending alerts 4. Slack - Bot Token with chat:write permission Setup Steps 1. Import workflow JSON into n8n 2. Add all 4 credentials 3. Replace these placeholders: - YOURTAXCALENDARID - Tax calendar sheet ID - YOURCONFIGID - Company config sheet ID - YOURLOGID - Compliance log sheet ID - C12345678 - Slack channel ID - [email protected] - Sender email - [email protected] - Recipient email 4. Share all sheets with Google service account email 5. Invite Slack bot to channels 6. Test workflow manually 7. Activate the trigger Customizing This Workflow Change Alert Thresholds: Edit "Analyze Deadlines" node: - Critical: Change <= 3 to <= 5 for 5-day warning - High: Change <= 7 to <= 14 for 2-week notice - Medium: Change <= 30 to <= 60 for 2-month lookout Adjust Schedule: Edit "Daily Tax Check" trigger: - Change hour/minute for different run time - Add multiple trigger times for tax season (8 AM, 2 PM, 6 PM) Add More Recipients: Edit "Send Email" node: - To: [email protected], [email protected] - CC: [email protected] - BCC: [email protected] Customize Email Design: Edit "Format Email" node to change colors, add logo, or modify layout Add SMS Alerts: Insert Twilio node after "Is Critical" for emergency notifications Integrate Task Management: Add HTTP Request node to create tasks in Asana/Jira for critical deadlines Troubleshooting | Issue | Solution | |-------|----------| | No deadlines found | Check date format (YYYY-MM-DD) and IsActive = TRUE | | AI analysis failed | Verify OpenAI API key and account credits | | Email not sending | Test SMTP credentials and check if critical condition met | | Slack not posting | Invite bot to channel and verify channel ID forma