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NAICS 561510
Services

Travel Agencies

Size Standard: $25 million

Overview

NAICS code 561510 covers Travel Agencies, which includes establishments primarily engaged in acting as agents in selling travel, tour, and accommodation services to the general public and commercial clients. Government travel is a massive market requiring specialized travel management services.

Federal employees make millions of trips annually for training, conferences, inspections, and mission requirements. The government's travel management program requires authorized travel agencies to handle bookings, apply per diem rules, and ensure compliance with the Federal Travel Regulation.

The General Services Administration manages the E-Gov Travel Service (ETS) program with designated Travel Management Companies (TMCs) serving federal agencies. Defense Travel System (DTS) handles military and DoD civilian travel with separate contractor support.

Contractors under NAICS 561510 must understand complex federal travel regulations, per diem requirements, city pair fares, and agency-specific policies. Services include booking management, travel policy enforcement, expense processing, and traveler support.

The size standard of $25 million reflects the technology and infrastructure requirements for government travel management. Small businesses can enter through subcontracting or specialized services like meetings and events support.

Top Agencies Buying Under NAICS 561510
  • General Services Administration (GSA)
  • Department of Defense (DoD)
  • Department of State
  • Department of Homeland Security (DHS)
  • Department of Justice (DOJ)
Types of Contract Opportunities
  • Travel Management Company Services
  • Defense Travel Support
  • Meetings & Events Travel
  • International Travel Coordination
  • Per Diem & Expense Processing
Helpful Certifications

These certifications can help you compete for set-aside contracts under NAICS 561510:

8(a)
SDVOSB
WOSB
HUBZone
Frequently Asked Questions

How does government travel management work?

Federal travel is managed through authorized Travel Management Companies (TMCs) under GSA E-Gov Travel Service contracts. Agencies must use authorized TMCs for booking and expense processing.

What is the size standard for NAICS 561510?

The SBA size standard for NAICS 561510 is $25 million in average annual receipts, reflecting technology infrastructure requirements for travel management systems.

What is city pair airfare?

City pair fares are contracted airfares between specific city pairs negotiated by GSA with airlines. Federal travelers must use city pair fares when available unless exceptions apply.

What regulations govern federal travel?

Federal Travel Regulation (FTR) governs civilian travel, while Joint Travel Regulations (JTR) govern military and DoD travel. Both specify per diem rates, booking requirements, and expense rules.

Can small businesses compete for travel management contracts?

Primary TMC contracts are typically large, but small businesses compete for meetings/events travel, specialty travel (international, group), and subcontracting opportunities with major TMCs.

Size Standard
$25 million

Businesses below this threshold in average annual receipts qualify as small businesses for set-aside contracts.

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