CARO provides a variety of handbooks to support participants, hosts, and judges involved in Rally and Working trials.
This page offers download links to all CARO handbooks, along with any updates or clarifications since the last published versions. It also includes downloadable PDFs of all Rally signs.
For virtual trials, the Virtual Trial Companion Handbook outlines course setup and recording instructions for both Rally and Working.
Additionally, CARO offers a mobile app with detailed information about each Rally sign and Working exercise. The app can be downloaded from Google Play or the Apple App Store by searching for “CARO Signs”
Handbook Downloads
| 2025 Rally Handbook | Effective April 1, 2025 |
| Rally – Major Changes in 2025 Handbook | Effective April 1, 2025 |
| Amendments to the 2025 Rally Handbook | Effective December 14, 2025 |
| 2025 Working Handbook | Effective April 1, 2025 |
| Working – Major Changes in 2025 Handbook | Effective April 1, 2025 |
| 2025 Virtual Trial Guide v1.02 | Published April 1, 2025 |
| 2025 Trial Officials Guide | Published January 2026 |
Sign Downloads**
| Rally – 2025 Complete Sign Set | Published January 2025 |
| Rally – 2025 New signs only | Published January 2025 |
| Rally – 2025 Sign Thumbnails | Published January 2025 |
| Working – Signs & Cards | Published Feb 2023 |
| Working – Distance Signals Sheets | Published 2025 |
**These signs are copyrighted. CARO gives permission for the signs to be used in CARO trials, for training purposes and to advertise CARO itself. They may not be altered in any way without the prior permission of CARO Executive.