What Documents Are Needed for a Marine Survey? Checklist & Preparation Guide

1. Ownership & Registration Paperwork

Verifying legal ownership, registration status, and Hull Identification Numbers (HIN) is the foundation of any marine survey report:

• Certificate of Registry or State/Provincial Title: Official documentation establishing legal ownership, official flag state, registration number, and home port.
• Bill of Sale & Chain of Title: Proof of purchase documents, especially critical for imported or recently transferred vessels to verify tax and duty paid status (e.g., VAT or sales tax status).
• Hull Identification Number (HIN) Documentation: Documentation confirming the vessel’s official 12-character HIN or serial number to match the physical plate on the transom or hull structure.
• Radio Station License & MMSI Registration: Official documentation for fixed VHF, AIS transponders, and EPIRBs registered to the vessel.

---

2. Vessel Manuals & Technical Documentation

Technical manuals and equipment schematics assist the surveyor in verifying system installations against manufacturer standards and safety codes:

• Engine & Generator Operator Manuals: Documentation detailing operating parameters, fluid capacities, service intervals, and factory specifications.
• Electrical System Schematics: Wiring diagrams for AC and DC electrical systems, main panel layouts, and inverter/charger configurations.
• Plumbing & Thru-Hull Diagrams: Layout drawings showing thru-hull valve locations, seacocks, blackwater holdings, and bilge pump plumbing routes.
• Riggings & Sail Plans (for Sailboats): Spar dimensions, standing rigging replacement logs, and sail inventories.

---

3. Maintenance, Overhaul & Inspection History

Documented maintenance records provide valuable historical context regarding how the vessel has been cared for over time:

• Engine Service & Overhaul Logs: Receipts and technician invoices for oil analysis reports, heat exchanger servicing, elbow/riser replacements, and major engine rebuilds.
• Previous Marine Survey Reports: Prior condition and valuation reports showing past findings, structural repairs, or surveyor recommendations that were completed.
• Haul-Out & Bottom Painting Records: Service logs detailing bottom paint application dates, gelcoat/osmosis repairs, blister treatments, and zinc anode replacements.
• Safety Equipment Certifications: Current inspection certificates for liferafts, fixed fire suppression systems, and hydro-tested fire extinguishers.

---

4. Insurance & Commercial Coding Documents (If Applicable)

Depending on the vessel’s usage, additional specialized documents may be requested:

• Current Marine Insurance Policy: Details regarding required coverage limits, navigation boundaries, and existing navigational warranties.
• Commercial Coding / Small Commercial Vessel (SCV) Certificates: Official inspection certificates and compliance paperwork for charter or commercially coded vessels.

---

Frequently Asked Questions About Survey Documentation

Q: Do I need to provide physical copies or digital PDFs of documents?

A: Digital copies (PDFs) sent via email prior to the survey date are preferred, as it allows the surveyor to pre-populate vessel specification data into the report structure.

Q: What if I cannot find the original Certificate of Registry?

A: A valid temporary registration or official state/national database record can be used temporarily, but full registration must be verified before the final survey report can be issued.

Q: Why does a marine surveyor need to see prior survey reports?

A: Prior reports help the surveyor verify if previous structural or mechanical recommendations were properly addressed, ensuring safety issues have been resolved.

---