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THE WASHINGTON SUBURBAN SANITARY COMMISSIONJOURNEYMAN PLUMBER/MASTER PLUMBERJOURNEYMAN GASFITTER /MASTER GASFITTERPSI licensure:certificationQUALIFICATIONINFORMATION BULLETIN3210 E TropicanaLas Vegas, NV 89121www.psiexams.comIntroduction . 1Why an Examination?. 1What Examinations Are Given? . 1Eligibility . 1Journeyman Plumber . 1Master Plumber . 1Journeyman Gasfitter. 1Master Gasfitter . 2Questions . 2Preparing for the Exam . 2Tips for Exam Preparation . 2Examination Content Outlines. 3Examination Fees . 5Social Security Number Confidentiality . 5Scheduling Procedures . 5Confirmation Notice . 590-Day Expiration Period . 5Scheduling an Appointment . 5Canceling or Rescheduling an Appointment . 5Missed Appointment or Late Cancellation . 5Exam Accommodations . 5Reapplying for an Exam . 5Emergency Test Center Closing . 6Test Center Locations . 6Reporting for the Examination . 6Reporting to the Test Center . 6Required Identification . 6Security Procedures . 7Taking the Examination. 7Score Reporting . 7Examination Review . 7Duplicate Score Reports . 7Copyright 2019 by PSI licensure:certificationEffective 3/1/2019

INTRODUCTIONThe Washington Suburban Sanitary Commission hascontracted with PSI LICENSURE/CERTIFICATION (PSI) toconduct its examination program.PSI is a nationallyrecognized test development and test administration servicescompany headquartered in Burbank, California.Forinformation concerning the examinations, call PSI at 1-800733-9267.This bulletin provides you with all the necessary informationinvolved in registering for and taking the WSSC licensureexaminations. Read the entire bulletin before completing theexamination application form.WHY AN EXAMINATION?The primary reason for giving an examination and certifyingplumbers and gasfitters is to protect the public.Anexamination measures an individual’s knowledge in relationto his/her trade. By requiring all individuals to pass anexamination, WSSC can assure the public that only qualifiedplumbers or gasfitters are practicing their trade in theWashington Suburban Sanitary District. Once you pass theexamination and meet other qualifications, you can registerfor your license.2.3.4.5.6.Master Plumber ExaminationThe qualification requirements are:1.WHAT EXAMINATIONS ARE GIVEN?This bulletin provides the examination application form andexamination information for the Journeyman Plumber Examination Master Plumber Examination Journeyman Gasfitter Examination Master Gasfitter ExaminationELIGIBILITY2.3.4.5.Two years and 3,750 hours of work experience as aJourneyman under a licensed Master Plumber orMaster Plumber/Gasfitter.Copies of ing 2 years work experience under alicensed Master Plumber or Master/ Gasfitter. If theMaster was licensed outside the WashingtonSuburban Sanitary District, include a letter from theappropriate regulatory agency stating that theMaster took and passed a written exam and thathis/her license is currently in “good standing.”Proof of passing a State-approved 32-hour BackflowPrevention Certification Program, or similar programfrom another jurisdiction, within 3 years prior toapplication.Examination Fee.Three letters of reference from employers or personsacquainted with the applicant's trade qualificationsand character.Your Journeyman registration card.Journeyman Gasfitter ExaminationGeneralThe qualification requirements are:See Section 114 of the WSSC Plumbing and Fuel Gas Code fora more complete listing of trade qualifications and examrequirements at all licensing levels. Basic requirements arehighlighted below.1.Journeyman Plumber ExaminationThe qualification requirements are:1.the Master was licensed outside the WashingtonSuburban Sanitary District, include a letter from theappropriate regulatory agency stating that theMaster took and passed a written exam and thathis/her license is currently in “good standing.”If formal training is being substituted for tradeexperience, copies of documentation showingcompletion of trade-related coursework must besubmitted.Proof of passing a State-approved 32-hour BackflowPrevention Certification Program, or similar programfrom another jurisdiction, within 3 years prior toapplication.Examination Fee.Three letters of reference from employers or personsacquainted with the applicant's trade qualificationsand character.Copy of your Apprentice registration card (optional).Four years and 7,500 hours of work experience as anApprentice (or equivalent work experience) under alicensedMasterPlumberorMasterPlumber/Gasfitter.Up to 750-hours of formaltraining courses shall count as double when appliedtoward the 7,500 hour experience requirement.Copies of W-2's, employment payroll records,1099's,etc. documenting four years work experience undera licensed Master Plumber or Master/ Gasfitter. IfWWW.PSIEXAMS.COM2.Two years and 3,750 hours of work experience as anApprentice (or equivalent work experience) under Up to 375-hours of formaltraining courses shall count as double when appliedtoward the 3,750 hour experience requirement.Copies of W-2's, employment payroll records, 1099's,etc. documenting two years work experience under alicensed Master Plumber or Master/ Gasfitter. If theMaster was licensed outside the WashingtonSuburban Sanitary District, include a letter from theappropriate regulatory agency stating that theMaster took and passed a written exam and thathis/her license is currently in “good standing.”If formal training is being substituted for tradeexperience, copies of documentation showingcompletion of trade-related coursework must besubmitted.1

3.4.5.Examination Fee.Three letters of reference from employers or personsacquainted with the applicant's trade qualificationsand character.Copy of your Apprentice registration card (optional).Master Gasfitter ExaminationThe qualification requirements are:1.2.3.4.Two years and 3,750 hours of work experience as aJourneyman under a licensed Master Gasfitter orMaster Plumber/Gasfitter.Copies of ing 2 years work experience under alicensed Master Plumber or Master/ Gasfitter. If theMaster was licensed outside the WashingtonSuburban Sanitary District, include a letter from theappropriate regulatory agency stating that theMaster took and passed a written exam and thathis/her license is currently in “good standing.”Examination Fee.Three letters of reference from employers or personsacquainted with the applicant's trade qualificationsand character.Your Journeyman registration card.QUESTIONSAll questions and requests for information about theexamination process should be directed to:PSI licensure certification3210 E Tropicana * Las Vegas, NV 89121www.psiexams.com(800) 733-9267 Fax (702) 932-2666TTY (800) 735-2929Questions about the licensure process should be directed tothe:Development Services DivisionThe Washington Suburban Sanitary Commission14501 Sweitzer LaneLaurel, MD 20707-5902(301) 206-8588PREPARING FOR THE EXAMTips for Exam PreparationThe following suggestions will help you prepare for your exam.Planned preparation increases your likelihood of passing.WWW.PSIEXAMS.COMAll Exams:WSSC Code: Some questions will be taken from the WSSCPlumbing and Fuel Gas Code. This Code adopts the identifiedInternational Codes, In addition, the WSSC Code addresses alladministrative provisions, amendments to the InternationalCodes, and includes technical chapters unique to WSSC as awater/sewer utility. There will be no exam questions takendirectly from Chapter 8. The Applicant should become familiarwith the Administrative chapter, as well as those chaptersaffecting his/her trade.Structural Integrity:Applicants should be familiar withstructural safety requirements required in each model Codeadopted by WSSC, or by reference to other InternationalCodes: In particular, the boring and notching limitationsincluded in but not limited to Appendix C of the InternationalPlumbing Code.Journeyman Plumber Exam: Questions will be taken from theInternational Plumbing Code. Code questions including layoutand sizing, are more basic and in many cases should be secondnature to a qualified applicant. In addition, there are "tradeknowledge" question relating to materials, tools, methods, andequipment not addressed in Codes, but that should be commonknowledge for a qualified applicant who has worked aminimum of 4 years in the trade.Master Plumber Exam: Questions will be taken from theInternational Plumbing Code. Many questions require deeperknowledge of Codes than at the Journeyman exam level,interaction between more than one Code section, proficiencyin piping system layout, design and sizing, as well as practicalapplication of math, backflow protection and problem solvingrelated to the trade.Journeyman Gasfitter Exam: Questions will be taken fromthe International Fuel Gas Code. Code questions includinglayout and sizing, venting, and combustion air are more basicand in many cases should be second nature to a qualifiedapplicant. In addition, there are "trade knowledge" questionrelating to materials, tools, methods, and equipment notaddressed in Codes, but that should be common knowledge fora qualified applicant who has worked a minimum of 2 years inthe trade.Master Gasfitter Exam: Questions will be taken from theInternational Fuel Gas Code. Many questions require deeperknowledge of Codes than at the Journeyman exam level,interaction between more than one Code section, proficiencyin piping system layout, design and sizing, venting, andcombustion air, as well as practical application of math andproblem solving related to the trade.Reference Books and PreparationOpen Book: All exams are "open book." The applicant shallbring his/her own Code books to the exam test center. The"Commentary" versions of the International Codes may bepermitted at the test center as a substitute for the standardcode books. Code books may be highlighted, underlined,and/or indexed; however must otherwise be unmarked (notwritten in) and may not contain additional papers (loose orattached). References may be tabbed with permanent tabsonly. NO REMOVABLE TABS are allowed.2