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LEED-AP-O-M Exam Questions & Answers

LEED AP Operations + Maintenance  •  US Green Building Council

168 Questions 120 min Updated Jul 2026 99% Pass Rate
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About LEED-AP-O-M Exam

The LEED AP Operations + Maintenance (LEED-AP-O-M) certification exam, offered by the US Green Building Council, is a prestigious credential designed for professionals responsible for managing and maintaining green buildings. This comprehensive exam tests knowledge of LEED v4 for Building Operations and Maintenance standards, covering critical topics such as energy management, water efficiency, indoor environmental quality, sustainable site practices, and materials and resources conservation. The certification validates expertise in implementing and maintaining sustainable building operations, making it essential for facility managers, building operators, property managers, and sustainability professionals seeking to advance their careers in the green building industry.

Professionals aiming to pass the LEED-AP-O-M exam benefit significantly from utilizing updated exam dumps and practice tests that mirror the actual certification assessment. These study resources provide candidates with familiarization of exam format, question types, and challenging concepts, enabling targeted preparation and improved confidence before test day. By incorporating practice tests into their study regimen, candidates can identify knowledge gaps, reinforce learning objectives, and develop effective test-taking strategies. Whether you're new to LEED certification or seeking to validate your operational expertise, comprehensive study materials and realistic practice exams are invaluable tools for achieving successful results on the LEED-AP-O-M certification exam.

Exam Topics & Objectives

LEED Process
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and Atmosphere
Materials and Resources
Indoor Environmental Quality

4-Week Study Plan for LEED-AP-O-M

Week 1: LEED Process & Location and Transportation Fundamentals

  • Review LEED AP Operations & Maintenance exam overview and scoring breakdown
  • Study the LEED certification process for existing buildings and operations
  • Learn LEED credit prerequisites versus optional credits structure
  • Understand baseline performance metrics and measurement protocols
  • Study Location and Transportation credits: LT Credit 1 (Public Transportation Access)
  • Review LT Credit 2 (Bikeable Location) requirements and documentation
  • Learn LT Credit 3 (Carpool and EV Infrastructure) implementation strategies
  • Complete practice questions on LEED process and location credits (30 questions)
  • Review USGBC reference guide sections for Weeks 1 topics

Week 2: Sustainable Sites & Water Efficiency Management

  • Study Sustainable Sites Prerequisite 1: Site Management Policies
  • Learn SS Credit 1 (Site Development) and site assessment methods
  • Review SS Credit 2 (Exterior Light Pollution Reduction) standards and compliance
  • Study SS Credit 3 (Heat Island Effect Mitigation) for roofs, hardscapes, and vegetation
  • Learn Water Efficiency Prerequisite: Indoor Water Use Reduction
  • Study WE Credit 1 (Water Performance Measurement) and metering systems
  • Review WE Credit 2 (Additional Indoor Water Use Reduction) fixture standards
  • Learn WE Credit 3 (Outdoor Water Use Reduction) landscape management techniques
  • Study WE Credit 4 (Cooling Tower and Process Water Management)
  • Complete practice questions on sustainable sites and water efficiency (40 questions)

Week 3: Energy and Atmosphere Excellence

  • Study Energy and Atmosphere Prerequisite 1: Energy Management Systems
  • Review EA Prerequisite 2: Refrigerant Management protocols
  • Learn EA Prerequisite 3: Commissioning and Optimization requirements
  • Study EA Credit 1 (Energy Performance) baseline calculations and ASHRAE 90.1 standards
  • Review EA Credit 2 (Advanced Energy Metering) and submetering strategies
  • Learn EA Credit 3 (Demand Response) and utility grid interaction
  • Study EA Credit 4 (Energy Efficient Equipment) replacement and operation guidelines
  • Review EA Credit 5 (Renewable Energy) on-site and off-site generation options
  • Learn EA Credit 6 (Enhanced Commissioning) scope and documentation
  • Study EA Credit 7 (Energy Performance Optimization) continuous improvement processes
  • Complete practice questions on energy and atmosphere (50 questions)

Week 4: Materials and Resources, Indoor Environmental Quality & Exam Prep

  • Study Materials and Resources Prerequisite: Waste Management Policy
  • Learn MR Credit 1 (Waste Performance) tracking and reduction targets
  • Review MR Credit 2 (Environmentally Preferred Products) standards and certifications
  • Study MR Credit 3 (Construction and Demolition Waste) prevention strategies
  • Learn Indoor Environmental Quality Prerequisite 1: Minimum IAQ Performance standards
  • Review IAQ Prerequisite 2: Environmental Tobacco Smoke Control policies
  • Study IAQ Credit 1 (Outdoor Air Quality Assessment) and monitoring
  • Learn IAQ Credit 2 (Increased Ventilation) implementation and documentation
  • Review IAQ Credit 3 (Occupant Comfort: Thermal Control) systems and personal preferences
  • Study IAQ Credit 4 (Occupant Comfort: Lighting) daylighting and electric lighting controls
  • Learn IAQ Credit 5 (Occupant Comfort: Acoustic Performance) noise reduction strategies
  • Study IAQ Credit 6 (Green Cleaning) products and protocols
  • Take full-length practice exam (120 questions) and review all incorrect answers
  • Review high-difficulty topics and USGBC reference guide sections

Sample LEED-AP-O-M Questions

Practice with real exam-style questions. Reveal answers to verify your knowledge.

Q2 MultipleChoice

In which of the following ways can a campus project using a Group Approach comply with Water Efficiency

Prerequisite, Building-Level Water Metering?

Q3 MultipleChoice

The minimum amount of renovation or new construction work required to qualify for Materials and Resources Credit, Purchasing - Facility Maintenance and Renovations is

Q4 MultipleChoice

A new office building was LEED Gold certified, and the tenants have occupied the space for one month. The property manager would like to certify the building under LEED for Building Operations and Maintenance: Existing Buildings.

What program requirements apply?

Q5 MultipleChoice

Landscape irrigation practices consume large quantities of potable water. By evaluating the project's outdoor water

budget and irrigation water demand early in the Establishment Period in Water Efficiency Credit, Outdoor Water Use

Reduction project teams will be able to

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Frequently Asked Questions

The LEED AP Operations + Maintenance (O+M) credential is designed for professionals responsible for managing and operating existing buildings. This certification is ideal for facility managers, building operators, sustainability coordinators, and property managers who want to demonstrate expertise in maintaining LEED-certified buildings or implementing green operations practices.

Candidates must first pass the LEED Green Associate (GA) exam or hold an active LEED credential before sitting for the LEED-AP-O-M exam. Additionally, you need a minimum of 2,000 hours of professional experience in building operations and maintenance within the past 5 years, or 3,000 hours if you don't have a LEED credential.

The LEED-AP-O-M exam contains 120 multiple-choice questions and you have 3 hours to complete it. You must score at least 170 points out of 200 to pass, which equates to approximately 85% correct answers.

The exam covers LEED O+M rating system requirements including energy and atmosphere, water efficiency, indoor environmental quality, sustainable sites, and materials and resources. It also includes questions about building operations, maintenance best practices, and strategies for achieving LEED certification and recertification for existing buildings.

The exam fee is typically $350 for USGBC members and $450 for non-members. The LEED-AP-O-M credential is valid for 3 years, after which you must renew it by paying a renewal fee or retaking the exam to maintain your active status.
Exam Details
  • Exam CodeLEED-AP-O-M
  • VendorUS Green Building Council
  • Total Questions168
  • Duration120 min
  • LanguageEnglish
  • Last UpdatedJul 20, 2026
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