West Virginia Septic Installer Exam Prep Test Bank with
300 Latest Questions and Correct Answers with Rationales/
2026-2027 WV Septic Installer License Exam Test Bank
1
True or False: Certification as a Class I installer is valid for 10 years.
A) True
B) False
Correct Answer: B
Rationale: Class I installer certification in West Virginia is valid for 5 years, not
10.
2
How many years is a Class I septic installer certification valid?
A) 2 years
B) 3 years
C) 5 years
D) 10 years
Correct Answer: C
Rationale: Certification must be renewed every 5 years to remain current.
3
What is the minimum passing score on the WV Class I installer exam?
A) 60%
B) 70%
C) 75%
D) 80%
Correct Answer: B
Rationale: The required passing score for the exam is 70%.
1
,4
True or False: Certification can be renewed anytime within 12 months after
expiration.
A) True
B) False
Correct Answer: B
Rationale: Renewal is not allowed beyond 6 months after expiration without
reapplying and retesting.
5
If a certification expires more than 6 months, what must the installer do?
A) Pay a late fee only
B) Reapply and retest
C) Take a refresher course
D) Submit a renewal form
Correct Answer: B
Rationale: After 6 months expired, the installer must reapply and pass the exam
again.
6
True or False: An installer must be at least 18 years old to qualify for certification.
A) True
B) False
Correct Answer: A
Rationale: Minimum age requirement for certification is 18 years.
7
A Class I certificate allows installation of which system types?
A) Mound systems only
B) Standard soil absorption systems, beds, holding tanks, effluent lift stations,
greywater systems
C) Only conventional gravel trenches
D) Only pressurized systems
2
,Correct Answer: B
Rationale: Class I covers standard absorption systems, beds, holding tanks, lift
stations, and greywater.
8
True or False: A Class I certificate allows installation of mound systems.
A) True
B) False
Correct Answer: B
Rationale: Mound systems require a higher class of certification (Class II or
special approval).
9
How many separate violations are grounds for revocation of certification?
A) One
B) Two
C) Three
D) Four
Correct Answer: B
Rationale: Two separate violations can lead to revocation of the installer’s
certification.
10
After failing the exam, how long must you wait before retaking it?
A) 14 days
B) 30 days
C) 60 days
D) 90 days
Correct Answer: B
Rationale: A 30-day waiting period is required before retesting.
3
, 11
True or False: All permits for septic systems are transferable automatically.
A) True
B) False
Correct Answer: B
Rationale: Permits are not automatically transferable; they may require approval
or a new application.
12
How many working days does the director have to approve or deny a permit for an
individual system?
A) 14 working days
B) 21 working days
C) 30 working days
D) 45 working days
Correct Answer: B
Rationale: Individual system permits must be acted upon within 21 working days.
13
How many working days does the director have to approve or deny a permit for a
public sewer system?
A) 21 working days
B) 30 working days
C) 45 working days
D) 60 working days
Correct Answer: C
Rationale: Public sewer permits have a 45-working-day review period.
14
True or False: A sewage tank must be abandoned by filling it to eliminate hazards
or removing it entirely.
A) True
B) False
4
300 Latest Questions and Correct Answers with Rationales/
2026-2027 WV Septic Installer License Exam Test Bank
1
True or False: Certification as a Class I installer is valid for 10 years.
A) True
B) False
Correct Answer: B
Rationale: Class I installer certification in West Virginia is valid for 5 years, not
10.
2
How many years is a Class I septic installer certification valid?
A) 2 years
B) 3 years
C) 5 years
D) 10 years
Correct Answer: C
Rationale: Certification must be renewed every 5 years to remain current.
3
What is the minimum passing score on the WV Class I installer exam?
A) 60%
B) 70%
C) 75%
D) 80%
Correct Answer: B
Rationale: The required passing score for the exam is 70%.
1
,4
True or False: Certification can be renewed anytime within 12 months after
expiration.
A) True
B) False
Correct Answer: B
Rationale: Renewal is not allowed beyond 6 months after expiration without
reapplying and retesting.
5
If a certification expires more than 6 months, what must the installer do?
A) Pay a late fee only
B) Reapply and retest
C) Take a refresher course
D) Submit a renewal form
Correct Answer: B
Rationale: After 6 months expired, the installer must reapply and pass the exam
again.
6
True or False: An installer must be at least 18 years old to qualify for certification.
A) True
B) False
Correct Answer: A
Rationale: Minimum age requirement for certification is 18 years.
7
A Class I certificate allows installation of which system types?
A) Mound systems only
B) Standard soil absorption systems, beds, holding tanks, effluent lift stations,
greywater systems
C) Only conventional gravel trenches
D) Only pressurized systems
2
,Correct Answer: B
Rationale: Class I covers standard absorption systems, beds, holding tanks, lift
stations, and greywater.
8
True or False: A Class I certificate allows installation of mound systems.
A) True
B) False
Correct Answer: B
Rationale: Mound systems require a higher class of certification (Class II or
special approval).
9
How many separate violations are grounds for revocation of certification?
A) One
B) Two
C) Three
D) Four
Correct Answer: B
Rationale: Two separate violations can lead to revocation of the installer’s
certification.
10
After failing the exam, how long must you wait before retaking it?
A) 14 days
B) 30 days
C) 60 days
D) 90 days
Correct Answer: B
Rationale: A 30-day waiting period is required before retesting.
3
, 11
True or False: All permits for septic systems are transferable automatically.
A) True
B) False
Correct Answer: B
Rationale: Permits are not automatically transferable; they may require approval
or a new application.
12
How many working days does the director have to approve or deny a permit for an
individual system?
A) 14 working days
B) 21 working days
C) 30 working days
D) 45 working days
Correct Answer: B
Rationale: Individual system permits must be acted upon within 21 working days.
13
How many working days does the director have to approve or deny a permit for a
public sewer system?
A) 21 working days
B) 30 working days
C) 45 working days
D) 60 working days
Correct Answer: C
Rationale: Public sewer permits have a 45-working-day review period.
14
True or False: A sewage tank must be abandoned by filling it to eliminate hazards
or removing it entirely.
A) True
B) False
4
