100+ Free CESCO Practice Questions
Pass your Certified Environmental and Safety Compliance Officer (CESCO) exam on the first try — instant access, no signup required.
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Key Facts: CESCO Exam
100
Total Questions
Multiple-choice, open book
75%
Passing Score
75/100 correct answers
2.5 hrs
Time Limit
NREP
$300
Total Cost
$100 app + $200 exam
The CESCO exam has 100 multiple-choice questions in 2.5 hours. Requires 75% to pass. Open-book and unproctored. Six domains cover environmental acts, RCRA, hazmat regulations, site assessments, EHS auditing, and OSHA. Prerequisites: HAZWOPER 40 HR, OSHA 10/30, or bachelor's degree plus 2 years EHS experience. Total cost is $300.
About the CESCO Exam
The CESCO (Certified Environmental and Safety Compliance Officer) is a professional certification from NREP for EHS professionals. The exam covers 6 domains: Other Environmental Acts (32%), RCRA (30%), Hazardous Materials and Regulations (11%), Environmental Site Assessments (11%), EHS Auditing (10%), and OSHA (6%). It is an open-book, online, unproctored exam requiring 75% to pass.
Questions
100 scored questions
Time Limit
2 hours 30 minutes
Passing Score
75% (75 of 100 questions)
Exam Fee
$300 ($100 application + $200 exam) (NREP (National Registry of Environmental Professionals))
CESCO Exam Content Outline
Other Environmental Acts
Clean Air Act, Clean Water Act, Safe Drinking Water Act, CERCLA/Superfund, TSCA, NEPA, FIFRA, EPCRA, and other federal statutes governing air quality, water quality, and wastewater pollution control
RCRA (Resource Conservation and Recovery Act)
Hazardous waste identification and listing, generator requirements, cradle-to-grave tracking, manifest system, TSD facility standards, land disposal restrictions, corrective action, and underground storage tanks
Hazardous Materials and Regulations
DOT hazardous materials transportation regulations, hazard classification, labeling and placarding, shipping papers, HAZWOPER training requirements, and emergency response procedures
Environmental Site Assessments
Phase I and Phase II Environmental Site Assessment processes, ASTM E1527 and E1903 standards, all appropriate inquiries rule, recognized environmental conditions, and due diligence
Environmental, Health and Safety Auditing
EHS audit planning and execution, compliance audit protocols, corrective and preventive action tracking, audit documentation and reporting, ISO 14001 environmental management systems
OSHA
Occupational Safety and Health Act requirements, General Duty Clause, OSHA inspection priorities and procedures, recordkeeping and reporting (300 logs), and key safety standards (HAZCOM, LOTO, PPE)
How to Pass the CESCO Exam
What You Need to Know
- Passing score: 75% (75 of 100 questions)
- Exam length: 100 questions
- Time limit: 2 hours 30 minutes
- Exam fee: $300 ($100 application + $200 exam)
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
CESCO Study Tips from Top Performers
Frequently Asked Questions
What is the CESCO certification?
The Certified Environmental and Safety Compliance Officer (CESCO) is a professional credential from the National Registry of Environmental Professionals (NREP). It validates knowledge of key environmental and safety regulations including RCRA, OSHA, Clean Air Act, Clean Water Act, and hazardous materials management. CESCO is an entry-level to mid-career certification for EHS professionals.
What are the prerequisites for the CESCO exam?
Candidates must have a minimum of HAZWOPER 40-hour training, OSHA 10/30-hour training, or a bachelor's degree from an accredited university in a related field. Additionally, two years of full-time employment conducting environmental and/or safety duties are required. Education cannot be substituted for the work experience requirement.
Is the CESCO exam open book?
Yes. The CESCO exam is an open-book, online examination that is not proctored by NREP. Candidates receive an exam link by email and have 2 hours and 30 minutes to complete 100 multiple-choice questions. A score of 75% or higher is required to pass.
How much does the CESCO certification cost?
The total cost is $300: a $100 application fee plus a $200 examination fee. If you fail, retaking the exam costs an additional $100. NREP also offers an optional study guide e-book for $150 covering all six exam domains.