Automated PDF form filling for W-9 and more with PDF.co
UnknownUnknown. This template uses community nodes we can't verify statically. Uses community nodes that can't be verified statically (unverified community packages are off by default in 3.0). Static check, last run 2026-10-19.
What this workflow does
This workflow has 3 nodes and runs manually, when you click “Execute workflow”. Along the way it connects Pdfco (community).
How it runs
Trigger: Manually, when you click “Execute workflow”.
- W9 Data (Edit Fields (Set)): sets 4 fields: Name, Business, Address…
- Fill in PDF Form (PDFco Api): fill a pdf form
Services it uses
Before you upgrade to n8n 3.0
We can't fully verify this one: it relies on 1 community package, and n8n 3.0 turns unverified community packages off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).
- Check that n8n-nodes-pdfco is verified or supports 3.0 (used in Fill in PDF Form).
Nodes used (3)
- Manual Trigger
n8n-nodes-base.manualTrigger - Edit Fields (Set)
n8n-nodes-base.set - PDFco Api
n8n-nodes-pdfco.PDFco Api
From the author
🧑💻 Description This workflow demonstrates how to take structured data (e.g., Name, Business, Address) and automatically fill a PDF form (IRS W-9) using PDF.co inside n8n. The workflow extracts values from a data source (e.g., Set node, database, or…