You can receive credit for NCCER’s Core curriculum plus an additional 23 modules* in the following craft* areas: Plumbing, Sustainable Construction and Safety Technology. In the chart below, an X next to a module indicates your are eligible to receive credit for that module.

If an X does not appear next to a module then additional training is required for the craft level* completion. Each module builds upon one another to accomplish a level completion and this information is tracked in NCCER’s Registry System.  An industry- recognized credential* is awarded with level completions and each craft usually has three to four levels.

*Refer to NCCER’s definitions located on the right hand-side of the screen to fully understand these terms.


NCCER's Core curriculum is a prerequisite to all other Level 1 craft curriculum and gives the trainee the basic skills needed to continue education in any craft area he or she chooses.

CoreN/A00101-15Basic Safetyx
CoreN/A00102-15Introduction to Construction Mathx
CoreN/A00103-15Introduction to Hand Toolsx
CoreN/A00104-15Introduction to Power Toolsx
CoreN/A00105-15Introduction to Construction Drawingsx
CoreN/A00106-15Introduction to Basic Rigging(optional)
CoreN/A00107-15Basic Communication Skillsx
CoreN/A00108-15Basic Employability Skillsx
CoreN/A00109-15Introduction to Material Handlingx


NCCER’s four-level curriculum covers topics such as Plumbing Tools, Types of Valves, and Potable Water Treatment.

CraftLevelModule IDModule TitleCredit
Plumbing102101-12Introduction to the Plumbing Professionx
Plumbing102102-12Plumbing Safety
Plumbing102103-12Tools of the Plumbing Tradex
Plumbing102104-12Introduction to Plumbing Mathx
Plumbing102105-12Introduction to Plumbing Drawingsx
Plumbing102106-12Plastic Pipe and Fittingsx
Plumbing102107-12Copper Pipe and Fittingsx
Plumbing102108-12Cast-Iron Pipe and Fittings
Plumbing102109-12Carbon Steel Pipe and Fittingsx
Plumbing102110-12Introduction to Plumbing Fixturesx
Plumbing102111-12Introduction to Drain, Waste, and Vent (DWV) Systemsx
Plumbing102112-12Introduction to Water Distribution Systemsx
Plumbing202201-13Plumbing Math Twox
Plumbing202202-13Reading Commercial Drawingsx
Plumbing202203-13Structural Penetrations, Insulation, and Fire-Stopping
Plumbing202204-13Installing and Testing DWV Pipingx
Plumbing202205-13Installing Roof, Floor, and Area Drains
Plumbing202207-13Types of Valvesx
Plumbing202206-13Installing and Testing Water Supply Pipingx
Plumbing202208-13Installing Fixtures and Valvesx
Plumbing202210-13Basic Electricityx
Plumbing202209-13Installing Water Heatersx
Plumbing202211-13Fuel Gas Systems
Plumbing302301-14Applied Mathx
Plumbing302312-14Sizing and Protecting the Water Supply System
Plumbing302303-14Potable Water Supply Treatment
Plumbing302305-14Types of Ventingx
Plumbing302306-14Sizing DWV and Storm Systems
Plumbing302307-14Sewage Pumps and Sump Pumps
Plumbing302308-14Corrosive-Resistant Waste Piping
Plumbing302309-14Compressed Air
Plumbing302311-14Service Plumbingx
Plumbing402401-14Business Principles for Plumbers
Plumbing446101-11Fundamentals of Crew Leadership
Plumbing402403-14Water Pressure Booster and Recirculation Systems
Plumbing402404-14Indirect and Special Waste
Plumbing402405-14Hydronic and Solar Heating Systems
Plumbing402408-14Private Water Supply Systems
Plumbing402049-14Private Waste-Disposal Systems
Plumbing402410-14Swimming Pools and Hot Tubs
Plumbing402411-14Plumbing for Mobile Homes and Travel Trailers
Plumbing402412-14Introduction to Medical Gas and Vacuum Systems

Additional Topics

Module credit can be earned within these different topics. Some of these modules are related to craft levels while others are standalone credentials.

Craft / TopicLevelModuleTitleCredit
Sustainable ConstructionN/A70101-15Your Role In the Green Environmentx
Safety TechnologyV575218-03Environmental Awarenessx