MC #1003609
Legal & Compliance

Terms of Service

Last updated: September 2026 · Mainstay USA LLC (FMCSA MC #1003609)

Notice for Company Administration: These Terms of Service provide general digital terms and rate estimation disclaimers for Mainstay USA LLC. Final contracts of carriage, bills of lading, detention/demurrage rules, and cargo liability tariffs must be confirmed against your active Master Transportation Services Agreement (MSA) and carrier tariffs.

1. Acceptance of Terms

By accessing this website, utilizing our interactive freight calculator, submitting a capacity booking request, or applying for driving opportunities, you agree to be bound by these Terms of Service. If you do not agree with any part of these terms, please refrain from using our online services.

2. Rate Estimates & Quotations

Any pricing generated via the website's Quick Freight Estimate calculator represents a preliminary non-binding operational guideline based on standard mileage and prevailing market indices.

  • Rate estimates do not constitute a formal, binding contract of carriage or tender acceptance until confirmed in writing via a signed rate confirmation sheet issued by Mainstay dispatch.
  • Final invoices may adjust for applicable accessorial charges including detention time, terminal demurrage, chassis splits, port storage, overweight permits, or special handling requirements.
  • Equipment availability and dispatch schedules are subject to real-time fleet positioning and terminal gate conditions.

3. Carrier Operations & Governing Law

All physical transportation services are performed under Mainstay USA LLC's operating authority issued by the Federal Motor Carrier Safety Administration (FMCSA MC #1003609 / USDOT). Cargo liability, freight claims, and carrier duties are governed exclusively by applicable federal transportation statutes (including 49 U.S.C. § 14706, the Carmack Amendment) and individual carrier bills of lading.

4. Intellectual Property & Prohibited Use

All content, branding, photography, calculation algorithms, and graphical assets on this site are the proprietary property of Mainstay USA LLC. Unauthorized scraping, automated harvesting, denial-of-service attempts, or reverse engineering of route calculation logic is strictly prohibited.

5. Operating Inquiries & Legal Notices

Formal legal notices, claims notifications, or corporate inquiries must be directed to:

Mainstay USA LLC

Grapevine, Texas

Primary Telephone: (214) 673-8012

24/7 Operations Desk: (682) 651-7764