Glossary of Defense Contracting Terms (E)

This Glossary provides you with the most frequently used terms in government and military base contracting. Familiarity with the language of government contracting is essential for doing business with the Department of Defense (DoD) and working with contracting offices at military bases and DoD agencies.  You may also find it helpful to use our master list of Acronyms frequently used in DoD contracting


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View ACRONYMS used in Defense Contracting


E-BUY    An online Request for Quotation (RFQ) tool for commercial supplies and services offered by General Service Administration (GSA) Schedule contractors who are on GSA Advantage.

E-COMMERCE     A paperless process including electronic mail, electronic bulletin boards, electroniC funds transfer, electronic data interchange, and similar techniques for accomplishing business transactions. The use of terms commonly associated with paper transactions (e.g., copy, document, page, printed, sealed envelope, and stamped) must not be interpreted to restrict the use of electronic commerce. Contracting Officers may supplement electronic transactions by using other media to meet the requirement of any contract action governed by FAR.

EFFECTIVE DATE   For a solicitation amendment, change order, or administrative change, the effective date must be the issue date of the amendment, change order, or administrative change.

ENERGY SERVICES SCHEDULE CONTRACT     General Services Administration (GSA) Schedule Contract enabling federal consumers to purchase energy management, optimization, and support services.

ENVIRONMENTAL SERVICES SCHEDULE CONTRACT    General Services Administration (GSA) Schedule Contract enabling federal consumers to purchase services related to environmental compliancy and protection.

ESCALATION CLAUSE   Permits the adjustment of contract prices by an amount or percent if certain, specified, contingencies occur, such as changes in the vendor's raw material or labor costs.

EXECUTION     The final consummation of a contract action including all formalities (e.g., signature and any necessary approvals) needed to complete the action.

EXECUTIVE AGREEMENT    A government-to-government agreement, including agreements with international organizations, to which the United States is a party.


Pentagon Spokesman Department of Defense (DoD)

Guidance for Doing Business with Military Bases



The Wait Can Be Long!
Often the waiting list to get into see a Small Business Specialist at a military base can be long... frequently very long. And when your appointment date finally arrives, you might only get a few minutes of consultation. 
Why Not Get the Help You Need Today!
You can download and use our helpful defense contracting guidebooks. They are easy to read and packed with valuable information you will find extremely helpful for doing business with the Department of Defense and with military bases.

Download and Use our Helpful Guidebooks 

 Defense Studies Institute Small Business Specialist 


   Defense Studies Institute Army Corps of Engineers

Defense Studies Institute Marine Corps Defense Studies Institute Government Subcontractor
What Do Military Bases Purchase?
Master list of products, materials, equipment, and services routinely purchased by military bases and DoD organizations. 
Doing Business at Military Bases
Small business opportunities and points of contact at military bases and DoD agencies across the United States.
Subcontracting Opportunities
Detailed step-by-step guidance for becoming a successful subcontractor or supplier to prime defense contractors.