Legal-grade · pdf-lib · Zero upload
Tool — Legal (exclusive)

Bates Numbering

Apply sequential Bates numbers across one or many PDFs for legal discovery, e-filing, and document production. Custom prefix, fixed digit padding, continuous numbering across files. Adobe charges $239/yr for this — we do it free.

⚖️ Bates numbering assigns a unique sequential identifier to every page across a document set — essential for litigation, depositions, and regulatory filings where every page must be individually citable.
Click to choose or drag PDFs here
Add multiple files — numbering runs continuously across them in order

How to use the Bates Numbering tool

PDFZero adds Bates numbers to PDF documents — sequential identifiers with a custom prefix, suffix, padding, and starting number — commonly required for legal discovery and e-filing. Everything is processed locally in your browser, with no upload or signup.

Steps

  1. Click the drop zone above and select the PDF (or batch of PDFs) you want to number.
  2. Set your prefix, suffix, starting number, and digit padding.
  3. Click apply — Bates numbers are stamped onto every page in sequence.
  4. Download the numbered PDF(s).

Why use this tool?

Bates numbering gives every page of a legal document set a unique, sequential identifier, which is essential for referencing specific pages during litigation, discovery, depositions, and court filings.

Frequently asked questions

What is Bates numbering used for?

It's a standard practice in legal discovery and litigation to assign a unique, sequential identifier to every page of a document set, making it easy to reference and track specific pages across large case files.

Can I customize the prefix and number format?

Yes, you can set a custom prefix, suffix, starting number, and the number of digits used for padding (e.g. 000001 vs 1).

Will the numbering continue across multiple files?

Yes, when processing multiple files together you can continue the same sequential numbering across all of them.

Is my legal document uploaded to a server?

No, Bates numbering is applied entirely in your browser, which is important for maintaining confidentiality of legal documents.

Is this tool free to use?

Yes, completely free with no signup required.