Board exams

Master Plumbing

Master Plumbers Licensure Examination

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Know your next step

Prepare around plumbing calculations, installation, codes and applied problems.

Administered by: Professional Regulation Commission (PRC)
Who it’s for: Applicants who meet PRC education and experience requirements for master plumbers.
Schedule: Two scheduled sittings in 2026; confirm the latest PRC advisory.
Available on FreeReviewer.ph: 18 original practice questions with explanations

What the exam covers

Subject groups found in the official sources below. Check the current program for your exam, level, and specialization.

Plumbing arithmeticSanitation, plumbing design and installationPlumbing codePractical problems and experience

Make a little progress today

Start with a subject or a focused topic. The lists below show our current original question inventory. These exercises cover selected ideas and do not form a complete exam syllabus or simulation.

Plumbing arithmetic and hydraulics

6 original questions · explanations included

Explore 6 published topics in Plumbing arithmetic and hydraulics

Plumbing Law (RA 1378)

5 original questions · explanations included

Explore 5 published topics in Plumbing Law (RA 1378)

Sanitation and onsite wastewater

1 original questions · explanations included

Explore 1 published topic in Sanitation and onsite wastewater

Septic tank function1 question

Plumbing arithmetic

4 original questions · explanations included

Explore 4 published topics in Plumbing arithmetic

Sanitation, plumbing design and installation

2 original questions · explanations included

Explore 2 published topics in Sanitation, plumbing design and installation

Questions and guides are independently prepared. A practice score is not an official result, readiness prediction, or guarantee of admission or passing. Professional exam starter material has not been endorsed by a licensing board.