LibGuides: GovSpeak: A Guide to U.S. Government Acronyms & Abbreviations: E

E2C2	Export Enforcement Coordination Center
E2G	Empower to Grow
E3	Economy, Energy and the Environment
E3SM	Energy Exascale Earth System Model
E&C	Enforcement and Compliance
EA	Enterprise Applications \| Office of Enterprise Assessment
EAA	Embryo Adoption Awareness Program
EAAT	Equal Access Assessment Tool (unable to verify 2/25)
EAB	Environmental Appeals Board
EAC	Electricity Advisory Committee \| Equity Assistance Centers \| United States Election Assistance Commission
EAD	Economic Analysis Division \| Ecosystems & Aquaculture Division \| Employment Adjudication Division \| Employment Authorization Document \| Encoded Archival Description
EADA	Equity in Athletics Data Analysis
EADB	Estrogenic Activity Database
EADL	Electrochemical Analysis and Diagnostics Laboratory
EADM	Environmental Analysis and Decision Making
EADS	USAID Economic Analysis and Data Services (changed to USAID Data Services)
EAE	Census Evaluations and Experiments
EAEI	Energy Analysis & Environmental Impacts Division
EAFS	Electronic ARMIS Filing System
EAFUS	Everything Added to Food in the United States (changed to Substances Added to Food in the United States)
EAG	Economy at a Glance \| Expert Analysis Group (formerly, Economic Analysis Group)
EAIPP	Etiologic Agent Import Permit Program (changed to IPP)
EAIS	Enterprise Artificial Intelligence Strategy
EAM	Elemental Analysis Manual for Food and Related Products )
EAMC	Eastern Area Modeling Consortium (unable to verify 4/23)
e-AMLIS	Abandoned Mine Land Inventory System
EANS	Emergency Assistance to Non-Public Schools
EAO	Economic Analysis Office (unable to verify 9/16)

EAP	Bureau of East Asian and Pacific Affairs \| Expedited Access Pathway (changed to Breakthrough Devices Program)
EAPO	Epidemiology and Analytic Methods Program Office (unable to verify 6/14; likely replaced by ATMB)
EAR	Division of Earth Sciences \| Exploratory Advanced Research (unable to verify 3/25) \| Export Administration Regulations
EARS	Education and Administration Reporting System (unable to verify 5/23, possibly replaced by N-PEARS)
Earth MRI	Earth Mapping Resources Initiative
EAS	Equipment Authorization System \| Essential Air Service
EATS	Environmental Assessment Training Series
EAVS	Election Administration and Voting Survey
EB	Bureau of Economic and Business Affairs \| Enforcement Bureau \| Epidemiology Branch
EBB	Emergency Broadband Benefit Program
EBC	Patent Electronic Business Center
EB/CIP	Office of International Communications and Information Policy (changed to CIP)
EBCCP	Evidence-Based Cancer Control Programs
EB/IFD	International Finance and Development Unit (changed to IFD)
EBIT	Electron Beam Ion Trap
EBM	Explosive Blast Modeling Program
EBNN	Environment, Biology, Nuclear Science, & Nonproliferation Directorate
EBP	Evidence-Based Practices
EBS	Employee Benefits Survey \| Enterprise Business Solutions (changed to EA)
EBSA	Employee Benefits Security Administration
EBSP	Electronic Baggage Screening Program
EB/TRA	Transportation Affairs Division (changed to TRA)
EBTS	Electronic Biometric Transmission Specification
EC	Energy & Climate (changed to Energy) \| Equity Commission (unable to verify 1/25)

ECA	Bureau of Educational and Cultural Affairs
ECAB	Employees' Compensation Appeals Board
ECAP	Emergency Commodity Assistance Program \| Endangered Child Alert Program
ECAS	Economic and Cost Analysis for Air Pollution Regulations \| EOIR Courts & Appeals System
ECATT	ECHO Clean Air Tracking Tool
eCBSV	Electronic Consent Based Social Security Number Verification
ECC	Office of Export Control Cooperation
ECCA	Environmental Compliance Cost Assessment
ECCC	Emergency Care Coordination Center (unable to verify 8/19)
ECCD	Environmental Compliance and Cleanup Division
eCCF	Electronic Consumer Complaint Form
ECCOE	EROS Cal/Val Center of Excellence
ECCR	Environmental Collaboration and Conflict Resolution
ECCS	Division of Electrical, Communications and Cyber Systems
ECD	Emergency Communications Division \| Employment Complaints Division \| Energy Citations Database (merged into SciTech Connect 8/13, then osti.gov 2/18) \| Environmental Compliance Database (unable to verify 2/25) \| Environmental Compliance Division (unable to verify 3/21; possibly changed to ECP) \| Office of Early Childhood Education
ECDS	Early Career Doctorates Survey
eCERT	Electronic Certification System
ECF	Explosive Components Facility
eCFR	Electronic Code of Federal Regulations
ECFS	Electronic Comment Filing System
ECHO	Enforcement and Compliance History Online \| Environmental influences on Child Health Outcomes \| Experience of Care and Health Outcomes Survey \| Extension for Community Healthcare Outcomes
ECHPP	Enhanced Comprehensive HIV Prevention Planning (unable to verify 12/24)
ECI	Early Childhood Institute (unable to verify 10/12) \| Employment Cost Index
ECIB	Education and Community Involvement Branch
ECIE	Executive Council on Integrity and Effiency (changed to CIGIE)
ECIP	Emergency Capital Investment Program \| Enhanced Competition Incentive Program \| Enhanced Critical Infrastructure Protection (changed to Assist Visits)
ECLKC	Early Childhood Learning & Knowledge Center (unable to verify 1/25; redirecting to Head Start)
ECLS	Early Childhood Longitudinal Study
ECLS-B	Early Childhood Longitudinal Study, Birth Cohort
ECN	Engine Combustion Network

ECO	Ecosystems Mission Area (changed to EMA) \| Energy Credits Online \| Export Control Officer Program
EcoDIVER	Ecological Database and Interactive Visualizations of Evidence Records
ECOHAB	Ecology and Oceanography of Harmful Algal Blooms
ECOMP	Employees' Compensation Operations & Management Portal
ECOS	Environmental Conservation Online System
EcoSHEDS	Ecosystems Spatial Hydro-Ecological Data Systems
ECOSTRESS	ECOsystem Spaceborne Thermal Radiometer Experiment on Space Station
ECP	Electronic Check Processing \| Emergency Conservation Program \| Environmental Compliance Program \| Exascale Computing Project \| Export Compliance Program
ECPC	Emergency Communications Preparedness Center
eCPIC	Electronic Capital Planning and Investment Control System
eCQI	Electronic Clinical Quality Improvement
eCQM	Electronic Clinical Quality Measure
eCR	Electronic Case Reporting
ECR	Export Control Reform \| U.S. Institute for Environmental Conflict Resolution (changed to NCECR)
ECRP	Emergency Capital Repair Program \| Energy Community Revitalization Program
ECS	Enhanced Cybersecurity Services \| Enterprise Classification System \| Environmental Chemical Sciences \| Environmental Crimes Section \| Extended Continental Shelf Project
ECSA	Economics and Statistics Administration (unable to verify 10/18)
ECSH	Ethnic Community Self-Help
ECSP	Environmental Change and Security Program
ECT	Employment Cost Trends (replaced by ECI) \| Enterprise Correspondence Tracking
ECTF	Electronic Crimes Task Force
ECTTAS	Early Childhood Training and Technical Assistance Systems (unable to verify 12/24)
ECW	Office of Conservation and Water
ECWHSP	Enhanced Coal Workers’ Health Surveillance Program
ECWTP	Environmental Career Worker Training Program

ED	Department of Education \| Office of Economic Impact and Diversity (changed to EJE)
ED3N	Enhancing Data-driven Disease Detection in Newborns
EDA	Economic Development Administration \| Environmental Dashboard Application
ED-ALT	Emergency Department Alternatives to Opioids Program
EDAT	Education Data Analysis Tool (merged into NCES DataLab)
EDAV	Enterprise Data, Analytics, and Visualization
EDB	Exporter Database
EDC	Explosives Detection Canine Teams
EDCaDS	Enterprise Data Collection and Dissemination Systems (unable to verify 2/25)
EDCI	Economic Development Capacity Index
ED-CoE	Eating Disorder Center of Excellence
EdCon	EEO Education Consortium (unable to verify 1/25)
EDD	Engineering Development Division \| Extended Deterrence Dialogue (unable to verify 2/25)
EDDE	EPA Dynamically Downscaled Ensemble
EDDI	Evaporative Demand Drought Index
EDEN	Everglades Depth Estimation Network
EDFIN	Education Finance Statistics Center
EDG	Community Resilience Economic Decision Guide for Buildings and Infrastructure Systems \| Environmental Dataset Gateway (decommissioned, replaced by Enterprise Data Catalog)
EDGAR	Electronic Data Gathering, Analysis, and Retrieval
EDGE	Colorado Plateau Extreme Drought in Grassland Experiment \| Education Demographic and Geographic Estimates \| Enhanced Dynamic Geo-Social Environment (page archived) \| Enhancing Development and Growth through Energy (unable to verify 2/25)
EDGe$	Economic Decision Guide Software
ED-GRS	U.S. Department of Education Green Ribbon Schools
EDHS	ECS Data Handling System (unable to verify 2/21)
EDI	Electronic Data Interchange \| European Deterrence Initiative
EDIE	Electronic Deposit Insurance Estimator
EDL	Electrochemical Discovery Laboratory \| Enterprise Data Lake \| Environmental and Disposal Liabilities Program
EDM	Estuary Data Mapper
EDMC	Environmental Data Management Committee (changed to DGC)
EDMED	Enterprise Data Management & Engineering Directorate
EDO	Economic Development Organization \| Estimated Dynamic Optimization Model
EDOCS	Electronic Document Management System
eDP	electronic Document Processing (pdf)
EDP	Energy Document Portal
EDRN	Early Detection Research Network
EDRR	National Early Detection and Rapid Response Information System
EDS	Environmental Defense Section \| Evaluation and Decision Support Division (changed to EDSD)
EDSCLS	ED School Climate Surveys
EDSD	Evaluation and Decision Support Division (changed to WIDS)

EDSP	Endocrine Disruptor Screening Program
ED/SS	Economic Development and Supportive Services Program
EDTF	El Dorado Task Force
EDU	Directorate for STEM Education
EDX	Energy Data eXchange
EE	Environmental Education
EE4D	Energy Efficiency for Development program (unable to verify 1/25)
EEB	Environmental Epidemiology Branch (unable to verify 11/24)
EEC	Division of Engineering Education and Centers
EECBG	Energy Efficiency and Conservation Block Grant Program (unable to verify 1/25)
EECLP	Energy Efficiency and Conservation Loan Program
EED	Energy and Environment Division
EEDP	Effective Educator Development Programs
EEEL	Eastern Energy and Environmental Laboratory \| Electronics and Electrical Engineering Laboratory (absorbed into PML)
EEHS	Division of Emergency and Environmental Health Services (unable to verify 1/20)
EEM	Energy Efficient Mortgage Program
EEOB	Eisenhower Executive Office Building (formerly, Old Executive Office Building - OEOB)
EEOC	Equal Employment Opportunity Commission
EEOICPA	Energy Employees Occupational Illness Compensation Program Act
EEOMBD	Ombudsman for the Energy Employees Occupational Illness Compensation Program
EEP	Epidemiology Elective Program \| External Expertise and Partnerships (changed to PAIRS)
EERE	Energy Efficiency and Renewable Energy
EERI	Environmental Economics Research Inventory
EERPAT	Energy and Emissions Reduction Policy Analysis Tool
EES	Division of Equity for Excellence in STEM \| Earth and Environmental Sciences (unable to verify 11/18) \| Energy and Environmental Sciences (changed to EESD) \| Environmental Enforcement Section
EESA	Earth and Environmental Sciences Area
EESC	Eastern Ecological Science Center
EESD	Energy and Environmental Sciences Directorate (unable to verify 12/20)
EESM	Earth and Environmental System Modeling
EESSD	Earth and Environmental Systems Sciences Division
EETD	Environmental Energy Technologies Division (changed to ETA)
EEZ	U.S. Exclusive Economic Zone

EF	Emerging Frontiers Office (previously, Division of Emerging Frontiers)
EFA	Enhanced Financial Accounts
EFAB	Environmental Financial Advisory Board
EFAST	Electronic Filing Acceptance System
EFC	Environmental Finance Center
EFCN	Environmental Finance Center Network
EFH	Essential Fish Habitat
EFLEA	Emergency Federal Law Enforcement Assistance Program
EFMA	Division of Emerging Frontiers and Multidisciplinary Activities
EFNEP	Expanded Food and Nutrition Education Program
EFR	Enhanced FDNS Review
EFRC	Energy Frontier Research Center
EFRP	Emergency Forest Restoration Program
EFRs	Experimental Forests and Ranges
EFSMS	Educational Field and Small Mine Services
EFSP	Emergency Food and Shelter Program
EFST	Export Facilitation Services Team (unable to verify 11/17)
EFS-Web	Electronic Filing System-Web (retired, replaced by Patent Center)
EFTPS	Electronic Federal Tax Payment System
EGAPP	Evaluation of Genomic Applications in Practice and Prevention
EGDB	Energy Resources Program Geochemistry Laboratory Database
E/GFS	Office of Global Food Security
e-GGRT	electronic Greenhouse Gas Reporting Tool
eGIS	Enterprise Geospatial Information Services
EGIST	Earth Science Data Systems Geographic Information Systems Team
E-Gov	Office of E-Government and Information Technology (unable to verify 2/25)
EGP	Equipment Grants Program \| Fire Enterprise Geospatial Portal
eGRID	Emissions & Generation Resource Integrated Database
EGRP	Epidemiology and Genomics Research Program
EGS	Energy and Global Security (split into AET and NTNS 3/22) \| Office of Global Change
EGSC	Eastern Geographic Science Center (unable to verify 5/19; probably merged into or changed to Florence Bascom Geoscience Center)
EH	Environmental Health
EHAP	Experimental Housing Allowance Program

EHC	Effective Health Care Program \| Environmental Health Capacity
EHD-EJ	Environmental Health Disparities and Environmental Justice (unable to verify 1/25)
EHDI	Early Hearing Detection and Intervention program
EHE	Ending the HIV Epidemic
EHEA	Environmental Health Economic Analysis
EHealth	Enhancing Health Data Program
EHHE	Environmental Hazards and Health Effects (unable to verify 1/20)
EHLC	Environmental Health Language Collaborative
EHP	Earthquake Hazards Program \| Environmental Health Perspectives
EHR	Directorate for Education and Human Resources (changed to EDU) \| Electronic Health Records Incentive Programs (changed to PI)
EHRAP	Environmental Health Risk Assessment Prioritization Tool
EHRM	EHR (Electronic Health Record) Modernization
EHS	Environmental Health Services Branch (unable to verify 5/24)
EHSB	Environmental Health Surveillance Branch (unable to verify 11/24)
EHSC	Environmental Health Support Center
EHS-CCP	Early Head Start-Child Care Partnerships (changed to The Partnership Center - unable to verify 11/18)
EHS-Net	Environmental Health Specialists Network
EHSS	Office of Environment, Health, Safety and Security
EHTER	Environmental Health Training in Emergency Response
EHV	Emergency Housing Voucher program
EIA	Early Independence Award \| Economic Impact Analyses \| Energy Information Administration
EIB	Economic Information Bulletin \| Engineering and Implementation Branch \| Experimental Immunology Branch \| Export Import Bank of the United States
EIC	Earth Information Center \| Electron-Ion Collider Directorate \| Energizing Insular Communities \| Energy Investor Center (unable to verify 10/19)
EID	Emerging Infectious Diseases Journal \| Emerging Infectious Diseases programs \| Employment Investigations Division \| Enforcement Integrated Database
EIDL	COVID-19 Economic Injury Disaster Loan
EIEN	Environmental Information Exchange Network
EI-ISAC	Elections Infrastructure Information Sharing and Analysis Center
EIM	Energy Imbalance Market
EIO	CDC/ATSDR Ethics and Integrity Office
EIOC	Electricity Infrastructure Operations Center
EIP	Economic Impact Payments \| Emerging Infections Programs
EIP Card	Economic Impact Payment Card
EIPB	Explosives Industry Programs Branch (changed to Explosives Industry)
EIR	Education Innovation and Research Program
EIS	Environmental Impact Statement \| Epidemic Intelligence Service
EITC	Earned Income Tax Credit
EITI	US Extractive Industries Transparency Initiative (unable to verify 6/20)
EIV	Enterprise Income Verification
EJ	Environmental Justice (unable to verify 2/25)
EJCC	Elder Justice Coordinating Council \| Environmental Justice Climate Corps Program (changed to CEC)
EJCPS	Environmental Justice Collaborative Problem-Solving Cooperative Agreement Program (changed to CPS)
EJE	Office of Energy Justice and Equity (unable to verify 1/25)
EJG2G	Environmental Justice Government-to-Government (changed to G2G)
EJI	Elder Justice Initiative \| Environmental Justice Index
EJ IWG	Federal Interagency Working Group on Environmental Justice (unable to verify 2/25)
EJSCREEN	Environmental Justice Screening and Mapping Tool (unable to verify 2/25)
EJSG	Environmental Justice Small Grants
EJ TCGM	Environmental Justice Thriving Communities Grantmaking Program (changed to TCGM)
EJ TCTAC	Environmental Justice Thriving Communities Technical Assistance Centers (changed to TCTAC)

EL	Engineering Laboratory
ELAB	Environmental Laboratory Advisory Board (unable to verify 1/20)
ELAP	Emergency Assistance for Livestock, Honey Bees, & Farm- raised Fish
ELC	Epidemiology and Laboratory Capacity for Infectious Diseases
ELD	Ethics & Compliance Law Division
ELF	Employed Labor Force
ELGs	Effluent Limitation Guidelines
ELI	CDC E-learning Institute
ELIPS	Electronic Library of Interior Policies
ELLD	Employment and Labor Law Division
ELMS	EPA Lean Management System
ELPB	Ethics Law and Policy Branch
ELQ	Entangled Logical Qubits
ELR	Electronic Laboratory Reporting
ELRP	Emergency Livestock Relief Program
ELS	Education Longitudinal Study \| Experimental Licensing System
ElSi	Elementary/Secondary Information System
ELSI	Ethical, Legal and Social Implications Research Program
EM	Office of Environmental Management
EMA	Ecosystems Mission Area
EMAB	Environmental Management Advisory Board
EMAD	Economic and Market Analysis Division

EMAP	Environmental Monitoring and Assessment Program (discontinued)
EMARC	Event Management and Registration Control
EMARF	External MRMSS Application Request Form
EMB	Environmental Medicine Branch (unable to verify 11/24)
EMBARC	Every Mariner Builds A Respectful Culture
EMBODY	Engineering of Immune Cells Inside the Body
EMC	Air Emission Measurement Center \| Ecosystem Management Coordination \| Electron Microscopy Center (unable to verify 1/18) \| Energetic Materials Center \| Environmental Modeling Center
EMCIP	Energy Modernization Cybersecurity Implementation Plan (unable to verify 2/25)
EMD	Environmental Management Division, NASA \| Environmental Management Division, USDA
EMDP	Energy and Mineral Development Program
EMERSC	Eastern Mineral and Environmental Resources Science Center (unable to verify 2/21)
EMG	Election Management Guidelines
EMI	Emergency Management Institute
EMIS	Energy Management Information Systems
EMIT	Earth Surface Mineral Dust Source Investigation
EML	Environmental Measurements Laboratory (changed to NUSTL)
EMMO	Office of Emergency Management and Medical Operations (unable to verify 2/23)
EMOTR	Emergency Management of Tomorrow Research
EMP	Electricity Markets and Policy Group \| Emerging Markets Program
EMPG	Emergency Management Performance Grant
EMPP	Airport Environmental Mitigation Pilot Program
EMPR	Environmental Management Performance Report
EMRS2	Emergency Management Response System 2.0
EMS	Emergency Medical Services \| Environmental Management System \| Environmental Management Systems
EMSC	Emergency Medical Services for Children
EMSL	William R. Wiley Environmental Molecular Sciences Laboratory
EM SSAB	EM Site Specific Advisory Board
EMSSD	Emergency Management, Safety, and Security Division
EMTS	EPA Moderated Transaction System
EMU	Evaluation and Measurement Unit (inactive or defunct 2/17)
EM&V	Evaluation, Measurement, and Verification
EN	Environmental Information Exchange Network

ENC	Electronic Navigational Charts
ENDF	Evaluated Nuclear Data File
ENG	Directorate for Engineering \| Endocrinology, Nutrition & Growth Branch (changed to PGNB)
ENIGMA	Ecosystems and Networks Integrated with Genes and Molecular Assemblies
ENOW	Economics: National Ocean Watch
EnPI	Energy Performance Indicator Tool
ENPP	Employment Navigator and Partnership Pilot
ENR	Bureau of Energy Resources
ENRD	Environment and Natural Resources Division
ENRM	Environmental and Natural Resource Management Framework (unable to verify 1/25)
ENRR	El Niño Rapid Response
ENS	Earthquake Notification Service
ENSDF	Evaluated Nuclear Structure Data File
ENSO	El Niño and the Southern Oscillation
ENT	Emerging Network Technologies Group (unable to verify 4/22)
ENV	Office of Environmental Quality
EO	Enterprise Operations (unable to verify 7/17) \| Executive Order
EOAF	Executive Office for Asset Forfeiture (changed to TEOAF)
EOC	CDC Emergency Operations Center \| Education Opportunity Centers
EOD/LIC	Explosive Ordnance Disposal/Low-Intensity Conflict (merged into CTTSO)
EOF	Experimental Operations and Facilities
EOG	Earth Observation Group
EOIR	Executive Office for Immigration Review
EOL	Encyclopedia of Life
EOP	Emergency Operations Plan \| Executive Office of the President
eOPF	electronic Official Personnel Folder
EORES	Earth Observation Requirements Evaluation System (unable to verify 5/24)
EOS	Earth Observing System
EOSDIS	Earth Observing System Data and Information System
EOSPSO	EOS Project Science Office

EOUSA	Executive Office for United States Attorneys
EOUST	Executive Office for U.S. Trustees
EP	Division of Extramural Programs \| Employment Projections
EPA	Environmental Protection Agency
EPAD	Earth Prediction Advancement Division
EPAMP	Energy Planning and Management Program
EPAP	Emergency Prescription Assistance Program
EPAS	Economic and Policy Analysis Staff \| Electronic Patent Assignment System (retired, replaced by Assignment Center)
EPC	Energy Performance Contract \| Entities of Particular Concern \| Evidence-based Practice Center
EPD	Directorate of Educational Policy and Development \| Ecosystem Processes Division \| Emergency Programs Division \| Expedited Project Delivery Pilot Program
EPEC	Electrochemical Processing and Electrocatalysis Lab
EPGP	Eviction Protection Grant Program
EPHML	Environmental and Public Health Microbiology Laboratory (unable to verify 9/22)
EPHS	Essential Public Health Services
EPHT	Environmental Public Health Tracking Program
EPIC	Earth Polychromatic Imaging Camera \| Earth Prediction Innovation Center \| El Paso Intelligence Center \| Emergency Partners Information Connection \| Energy Program for Innovation Clusters \| Environmental Profiling and Initiation of Convection \| Exploratory Programs and Innovation Competitions (unable to verify 2/25)
Epi-X	Epidemic Information Exchange (unable to verify 11/24)
EPLPPS	Eligible Plant List and Plant Price Schedule
EPLS	Excluded Parties List System (merged into SAM; archived)
EPO	Epidemiology Program Office (unable to verify 1/20)
EPOD	Executive Protection Operations Division
EPP	Educator Preparation Programs (unable to verify 2/25) \| Employment Projections Program \| Environmentally Preferable Purchasing
EPPD	Engineering Policy, Practice and Development Division \| Office of Economic Policy Analysis & Public Diplomacy
EPPMD	Engineering Program/Project Management Division (changed to EPPD)
EPR	Emergency Preparedness and Response
EPRO	Emergency Preparedness & Response Operations
EPS	Enhanced Pertussis Surveillance
EPSA	Office of Energy Policy and Systems Analysis (changed to OP)
EPSCoR	Established Program to Stimulate Competitive Research
EPSDT	Early Periodic Screening, Diagnosis, and Treatment
ePSS	Electronic Preventive Services Selector (changed to Prevention TaskForce)
EPT	Employer-Provided Training
EPTC	Electric Power Training Center
EQD	Environmental Quality Division
EQIP	Environmental Quality Incentives Program

EQR	Electric Quarterly Report
EQS	Enforcement Query System (retired 5/24)
EQT	Office of Environmental Quality and Transboundary Issues (changed to ENV)
EQuAL-P	Effective Quantitative Antenna Limits for Performance program
EQUIP	Educational Quality through Innovative Partnerships (unable to verify 2/25)
ER	Emergency Relief Program \| National Health Interview Survey Early Release Program
ER4	Early Recovery, Risk Reduction, and Resilience (unable to verify 2/25)
eRA	Electronic Research Administration
ERA	Electronic Records Archives
E-RACE	Eradicating Racism And Colorism from Employment
ERASC	Ecological Risk Assessment Support Center
ERASE MM	Enhancing Reviews and Surveillance to Eliminate Maternal Mortality
ERAT	Emergency Response and Air Toxicants Branch (unable to verify 7/14; likely changed to ERB)
ERB	Earth's Radiation Budget \| Emergency Response Branch \| Epidemiology Research Branch \| Equitable Resilience Builder (unable to verify 3/25)
ERC	Economic Recovery Corps (unable to verify 2/25) \| Employee Retention Credit \| Energy Resource Conservation Program
ERCS	Emergency and Regulatory Compliance Services
ERD	Environmental Radiation Data \| Environmental Research Division
ERDDAP	Environmental Research Division's Data Access Program
ERE	Environmental Research and Education (unable to verify 12/22)
EREN	Energy Efficiency and Renewable Energy Network (changed to EERE)
ERFO	Emergency Relief for Federally Owned Roads
ERHMS	Emergency Responder Health Monitoring and Surveillance

ERIC	Educational Resources Information Center
ERIF	Environmental Review Improvement Fund
ERLN	Environmental Response Laboratory Network
ERMA	Environmental Response Management Application
ERME	Extension Risk Management Education Program
ERMiT	Erosion Risk Management Tool
ERO	Enforcement and Removal Operations
EROD	Education Resource Organizations Directory (unable to verify 5/15)
EROS	Earth Resources Observation and Science
ERP	Economic Report of the President \| Emergency Relief Program \| Energy Resources Program
ERPD	Extramural Research & Partnerships Division
ERPO	Extreme Risk Protection Order (page archived 2/25)
ERPS	Egg Regulatory Program Standards
ERRB	Emergency Response and Recovery Branch (merged into DGHP)
ERRC	Eastern Regional Research Center
ERRD	Environmental Response and Recovery Division
ERRF	Emergency Response Readiness Force (page archived)
ERRP	Early Retiree Reinsurance Program
ERS	Earth Resources Observation and Science (EROS) Registration System \| Economic Research Service
ERSH-DB	Emergency Response Safety and Health Database
ERSST	Extended Reconstructed Sea Surface Temperature
ERT	Electronic Reporting Tool \| Environmental Response Team \| Evidence Recovery Team
ERTB	Exposure, Response, and Technology Branch
ERTP	Extramural Research and Training Programs (changed to Extramural Research and Training)
ERTU	Evidence Response Team Unit (unable to verify 9/22)
ERTW	Environmental Resilience Tools Wizard
ERVA	NSF Engineering Research Visioning Alliance

ES	Ecological Services \| Endangered Species \| Energy Systems (split into TAPS and ESIA)
ESA	Economics and Statistics Administration (unable to verify 10/18) \| Employment Standards Administration (defunct 11/09)
ESAC	Earth Science Advisory Committee
ESAM	Environmental Sampling and Analytical Methods Program
ESAR-VHP	Emergency System for Advance Registration of Volunteer Health Professionals
ESB	Earth Systems Biogeochemistry Laboratory (unable to verify 3/25) \| Ecosystems Surveys Branch
ESC	Energy, Sanctions and Commodities (changed to TFS) \| Energy Security Center (unable to verify 1/15) \| Enterprise Services Center \| Environmental Science Center \| Office of Emerging Security Challenges
EscaPADE	Escape and Plasma Acceleration and Dynamics Explorers
ESCO	ESDIS Standards Coordination Office
ESD	Earth Science Division \| Earth Sciences Division (changed to EESA) \| Environmental Sciences Division
ESDE	Earth System Data Explorer
ESDIS	Earth Science Data and Information System
ESDMD	Exploration Systems Development Mission Directorate
ESDS	Earth Science Data Systems
ESE	Earth System Explorers
ESEC	Office of the Executive Secretary
ESEF	Engineering Sciences Experimental Facilities
ESF	Education Stabilization Fund \| Enduring Security Framework
ESF-REM	Education Stabilization Fund-Rethink K12 Education Models Grants
ESF-RWP	Education Stabilization Fund-Reimagine Workforce Preparation Grants
ESG	Emergency Solutions Grants Program
ESGC	Energy Storage Grand Challenge
ESGF	Earth System Grid Federation
ESI	Early Stage Innovations \| Earth Surface and Interior \| Environmental Sensitivity Index \| Experimental Sites Initiative
ESIA	Energy Systems and Infrastructure Analysis
ESIF	Energy Systems Integration Facility
ESIST	Energy Savings and Impacts Scenario Tool
ESLR	Effects of Sea Level Rise
ESM	Earth Systematic Missions Program
ESMC	Economic Security Mission Center (changed to NST)
ESMD	Earth System Model Development
ESMIS	USDA Economics, Statistics and Market Information System
ESMI TTA Center	National Training and Technical Assistance Center for Early Serious Mental Illness
ESnet	Energy Sciences Network
ESOC	Enterprise Security Operations Center (unable to verify 3/24)

ESP	Enterprise Statistics Program \| Environmental Studies Program
ESPC	Energy Savings Performance Contracting (unable to verify 1/25)
ESPD	Earth Science Projects Division
ESPIS	Environmental Studies Program Information System
ESPP	Endangered Species Protection Program
ESPSF	Environmental Sample Preparation and Sequencing Facility
ESR	Ecosystem Status Report \| Export Sales Reporting
ESRD QIP	End-Stage Renal Disease Quality Incentive Program
ESRL	Earth System Research Laboratory
ESRM	Office of Environmental and Social Risk Management (unable to verify 10/23)
eSRS	Electronic Subcontracting Reporting System
ESS	Earth System Science (changed to ESSM) \| Emergency Services Sector \| Energy Storage Systems \| Environmental System Science Program
ESS CPS	Emergency Services Sector Continuity Planning Suite
ESS-DIVE	Environmental Systems Science Data Infrastructure for a Virtual Ecosystem
ESSER	Elementary and Secondary School Emergency Relief Fund
ESSM	Earth System Science and Modeling
ESSP	Earth System Science Pathfinder Program
EST	Database of Expressed Sequence Tags (merged itno Nucleotide)
ESTA	Electronic System for Travel Authorization
E-STATS	E-Commerce Statistics
ESTH	Environment, Science, Technology, and Health
ESTO	Earth Science Technology Office
ESTP	Energy Storage Test Pad
ESTSC	Energy Science and Technology Software Center (replaced by DOE CODE)
ESTTA	Electronic System for Trademark Trials and Appeals
ESV	Enhanced Safety of Vehicles

ET	Emerging Technologies (unable to verify)
ETA	Electronic Transfer Account (terminated 8/18) \| Employment and Training Administration \| Energy Technologies Area \| Energy Transition Accelerator (unable to verify 2/25) \| Explosives Threat Assessment
ETAAC	Electronic Tax Administration Advisory Committee
ETAC	Energy Threat Analysis Center \| Engineering Technology Assessment Center
ETAP	Education and Training Application \| EPA Transcriptomic Assessment Product
ETAS	Electronic Trademark Assignment System (retired, replaced by Assignment Center)
ETB	Emerging Technologies Branch \| Environmental Toxicology Branch (unable to verify 11/24)
E-TBEx	Enhanced Tandem Beacon Experiment
ETC	Equitable Transportation Community Explorer (unable to verify 1/25)
ETEPs	EPA-Tribal Environmental Plans
ETFS	Electronic Tariff Filing System
ETG	Explosive Technology Group
ETI	Energy Transitions Initiative (unable to verify 1/25)
ETIB	Experimental Transplantation and Immunology Branch (unable to verify 11/22)
eTIC	Electronic Technical Information System
ETIPP	Energy Transitions Initiative Partnership Project (unable to verify 2/25)
ETJD	Enhanced Transitional Jobs Demonstration
ETL	Environmental Tort Litigation Section
ETOH	Alcohol and Alcohol Problems Science Database (unable to verify 9/15)
ETOPO	Earth TOPOgraphy
eTRaP	Ensemble Tropical Rainfall Potential
ETRS	EAS Test Reporting System
ETS	E-Gov Travel Service
ETV	Environmental Technology Verification Program (archived page; program ended)
EU	Explosives Unit (unable to verify 8/21)
EUA	Emergency Use Authorization
EUPP	Energy Utility Partnership Program
EUR	Bureau of European and Eurasian Affairs
EUR/ACE	Office of the Coordinator of U.S. Assistance to Europe and Eurasia
EVA	Enhanced Visualization and Analysis Tool
EVAL	Evaluation Branch (unable to verify 11/23)
EVENT	Event-based Verification and Evaluation of NWS Gridded Products Tool (unable to verify 3/24)
eVetRecs	Electronic Veterans Records
EVI-DiST	Electric Vehicle Infrastructure – Distribution System Integration Tool
EVI-EDGES	Electric Vehicle Infrastructure – Enabling Distributed Generation Energy Storage
EVI-EnSite	Electric Vehicle Infrastructure – Energy Estimation and Site Optimization
EVI-Equity	Electric Vehicle Infrastructure for Equity (unable to verify 3/25)
EVI-FAST	Electric Vehicle Infrastructure – Financial Analysis Scenario
EVI-InMotion	Electric Vehicle Infrastructure – In Motion
EVI-LOCATE	Electric Vehicle Infrastructure - Locally Optimized Charging Assessment Tool and Estimator
EVI-Pro	Electric Vehicle Infrastructure Projection Tool
EVI-Rental	Electric Vehicle Infrastructure – Rental Car
EVI-RoadTrip	Electric Vehicle Infrastructure for Road Trips
eVIUS	Electrical Vehicle Inventory and Use Survey
EVL	Environmental Visualization Laboratory (unable to verify 8/18; likely merged into Imagery and Data, then Imagery Collections)
EVM	Earned Value Management
eVMS	Enterprise Voucher Management System

EVPS	Emerging Viral Pathogens Section
EVRI	Electric Vehicle Research Infrastructure
EVS	Environmental Science Division
EVUS	Electronic Visa Update System
EWCP	Export Working Capital Program (unable to verify 6/22)
EWD	Education and Workforce Development Program
EWEM	Early Warning and Environmental Monitoring Program
EWIDS	Early Warning Infectious Disease Surveillance (defunct)
EWOC	Enterprising Women of Color (unable to verify 1/25)
eWORLD	Work-Related Lung Disease Surveillance System (unable to verify 5/24)
EWP	Emergency Watershed Protection Program
EWPP	Emergency Watershed Protection Program (changed to EWP)
EXAP	Exposure Assessment Program
EXBS	Export Control and Related Border Security Program
ExCELS	Early Care and Education Leadership Study
EXCITE	Extension COVID Immunization Training and Education
EXCOM-South	Exodus Command Center South
EXD	Explosives Division (changed to Explosives Detection, then Explosives Threat Assessment)
Exec Sec	Council of Federal Executive Secretariats (unable to verify 8/17)
ExEP	Exoplanet Exploration Program
Ex-Im	Export-Import Bank of the United States (also, EIB)
EXIS	Exercise Information System \| Office of Import Surveillance
ExLENT	Experiential Learning for Emerging and Novel Technologies
EXO	Exobiology & Evolutionary Biology
ExoPAG	Exoplanet Exploration Program Analysis Group
ExpandQISE	Expanding Capacity in Quantum Information Science and Engineering
EXP-BDS	Experimental Business Dynamics Statistics
EXPRESS	Expanding Pacific Research and Exploration of Submerged Systems
EXSO	Office of the Executive Secretariat
EZACJRP	Easy Access to the Census of Juveniles in Residential Placement
EZIE	Electrojet Zeeman Imaging Explorer
EZMT	Energy Zones Mapping Tool