DeadlineDesk: Tax Practice Due-Date Tracker
DeadlineDesk: Tax Practice Due-Date Tracker ships as a ready-to-import n8n automation package: load the bundled workflow JSON, connect the credentials listed on this page, and activate it on self-hosted n8n or n8n Cloud.
Never miss a return, extension, estimate, or sales-tax deadline again — one Google Sheet becomes a daily prioritised digest, escalating client reminders, and a synced deadline calendar.
- Track every deadline type per client — return, extension, quarterly estimates, and monthly or quarterly sales tax — from one spreadsheet
- Compute each due date automatically from the client's entity type, rolling weekend dates to the next business day
- Open your inbox to a daily digest split into overdue, due today, due this week, and coming up
- Let AI name the handful of filings to start with today, ranked by penalty exposure
- Chase clients for you with escalating reminders at 14, 7, and 1 day out, plus one when a filing goes overdue
- See every upcoming deadline on your Google Calendar, created once and never duplicated
- Retire a filing by pasting its code into the Completed column — no separate app to keep in sync
Setup Service — optional live install and test. Choose your tier at checkout (not tied to this template's price).
Paste the license key from your receipt. It must match this template.
Workflow summary
One workflow handles everything end-to-end.
- 1Runs every morning on a schedule in your timezone
- 2Reads your client list from the Google Sheet you already keep
- 3Works out every due date each client owes — return, extension, quarterly estimates, and monthly or quarterly sales tax — and rolls weekend dates to the next Monday
- 4Sorts what is left into overdue, due today, due this week, and coming up, skipping anything you have marked completed
- 5AI picks the handful of filings to start with today and explains why
- 6Emails you one digest with every deadline, its due date, and the code to mark it done
- 7Emails each client an escalating reminder at 14, 7, and 1 day out, plus once when a filing goes overdue
- 8Books each upcoming deadline on your Google Calendar, without ever duplicating an event or a reminder
What's included with your purchase
Every checkout includes the same practical package so you are never hunting for missing files mid-setup.
- 01Workflow JSON exports ready to import into your n8n workspace (self-hosted or n8n Cloud).
- 02Step-by-step guide that walks credential creation, node-by-node checks, and activation.
- 03Credential checklist for Google Sheets, OpenAI, SMTP, Google Calendar. Email support@n8ntemplatestore.com if you get stuck — replies within 24 hours (SLA).
- 04Perpetual (lifetime) use license Your one-time purchase includes an ongoing right to use this template package on n8n instances you control for your own automation — not for resale or public redistribution of the files as a product. Terms & conditions.
- 05We keep the copyright Workflow JSON, guides, screenshots, and bundled assets stay our copyrighted works (or our licensors'). Payment grants the limited license in our Terms only — it does not transfer ownership.
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Three steps to a running n8n automation
Import the workflow into n8n
Paste your API keys into the credentials panel
Press ‘activate’ — you’ll get your first report tomorrow morning
Need help setting up this n8n template?
Beginner-friendly guidance is included. Our support team will help you if you get stuck — email support@n8ntemplatestore.com or visit support.
About this template
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