Bates Stamper
Add Bates numbers to any PDF — entirely in your browser. No upload, no server, no cost.
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Preview: DEF-0001
What is Bates Numbering?
Bates numbers are sequential identifiers stamped on every page of a legal document production. They allow all parties to reference a specific page precisely during depositions, motions, and trial.
Standard format: PREFIX-NNNNNN
Format Examples
DEF-000001— Defendant productionPLTF-00001— Plaintiff documentsEX-001— Trial exhibitsDOC-000001— General documents
Processing Note
Large PDFs (100+ pages) may take a few seconds. All processing runs on your machine's CPU/RAM via the pdf-lib library.