$BillOfSale.app

Free Idaho Trailer Bill of Sale

Idaho trailers use ITD 3738 at the county assessor. Flat 6% tax, 30-day deadline.

Idaho Requirements: Transfer title within 30 days. 6% sales tax.

Seller Information

Buyer Information

Trailer Details

Sale Information

Condition & Warranty

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Trailer titling rules trip up many sellers — GVWR thresholds, separate boat trailer titles, and state notarization requirements all vary. Our step-by-step writing guide ensures you capture every field DMVs actually need. Read: How to Write a Bill of Sale (Step-by-Step)

Idaho Trailer Bill of Sale — What You Need to Know

Primary Form
ITD 3738
Bill of Sale
Agency
Idaho Transportation Department
Primary ID Field
VIN
Sales Tax
6%
Title Required
Yes
ID titles trailers. Same county assessor process, 30-day deadline.
Inspection
Not required

Sales Tax Details

Same flat 6% sales tax on trailers.

Idaho Trailer Sale — Step-by-Step Checklist

  1. Complete ITD 3738 with VIN/serial, type, GVWR, length, sale price.
  2. Seller signs title.
  3. Buyer takes to county assessor within 30 days.
  4. Buyer pays 6% sales tax + fees.

Common Pitfalls

  • County assessor — not central ITD or a DMV.
  • Missing 30-day deadline.

Pro Tip

ID trailer: ITD 3738 + county assessor + 30-day + 6% flat.

Idaho Trailer Bill of Sale — FAQs

How is a trailer titled in Idaho?
Idaho trailer titles use ITD Form 3738 at the county assessor's office, with a 30-day deadline and flat 6% sales tax.