Master Plumber Exam Business Operations & Law 3

Question 1

Which document establishes the legal scope of work, timeline, and payment terms between a plumbing contractor and a property owner?

Accepted Answer

Written contract or agreement

Answer

A written contract defines the mutual obligations of both parties, including scope, price, and schedule, and is the primary legal document governing the project.

Question 2

OSHA's Hazard Communication Standard (29 CFR 1910.1200) requires employers to provide employees with Safety Data Sheets (SDS) for hazardous chemicals. How long must SDS records be retained?

Accepted Answer

30 years

Answer

OSHA requires SDS records to be retained for 30 years to support long-term occupational health monitoring.

Question 3

A plumbing contractor bids on a public works project. Under the Davis-Bacon Act, the contractor must pay workers:

Accepted Answer

Prevailing wages as determined by the U.S. Department of Labor

Answer

The Davis-Bacon Act requires federal contractors to pay locally prevailing wages and fringe benefits as determined by the DOL for each labor classification.

Question 4

A plumbing company wants to protect its customer list and pricing formulas from being disclosed by former employees. The best legal tool is a:

Accepted Answer

Non-disclosure agreement (NDA)

Answer

An NDA (confidentiality agreement) legally prohibits employees from sharing proprietary business information with outside parties.

Question 5

When a plumbing contractor submits a change order for additional work, what must the change order include to be enforceable?

Accepted Answer

Written description of work, revised price, and signatures of both parties

Answer

A valid change order must be in writing, describe the added or changed work, state the adjusted price, and bear signatures from both parties.

Master Plumber Exam Practice Test

Master Plumber Exam Practice Test

Master Plumber Exam Business Operations & Law 3