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GSA Schedule Quick Reference Guide

Find the right GSA Multiple Award Schedule (MAS) for your products and services. Plain-English descriptions with application guidance.

GSA Multiple Award Schedule (MAS)

As of 2022, GSA consolidated 24 schedules into a single Multiple Award Schedule (MAS) with product and service categories called Special Item Numbers (SINs).

Professional Services Categories

Category (SIN)Services IncludedExamples
541611Management & Financial ConsultingStrategic planning, financial advisory, procurement consulting
541330Engineering ServicesCivil, mechanical, electrical, environmental engineering
541380Testing & InspectionNDT, quality assurance, facility inspections
541512Computer Systems DesignSoftware development, IT architecture, cloud services
541690Scientific & Technical ConsultingR&D support, laboratory services, technical analysis

Benefits of GSA Schedule

  • Pre-competed contract vehicle (agencies can buy directly)
  • Access to federal, state, and local government buyers
  • Listed on GSA Advantage! and eBuy platforms
  • 5-20 year contract term with option periods
  • Streamlined ordering for government buyers

How to Get on GSA Schedule

  1. Ensure 2+ years in business and financial stability
  2. Identify appropriate SIN(s) for your offerings
  3. Prepare pricing (typically Commercial Sales Practices format)
  4. Register in SAM.gov
  5. Submit offer through GSA eOffer system
  6. Respond to CO questions (expect 2-3 rounds)
  7. Negotiate final pricing and terms
  8. Award (typical timeline: 6-12 months)

Need GSA Schedule application support? Contact our procurement consulting team for guidance.