Prepare for the New Mexico Roofing Contractor GS-21 examination with an Ultimate Exam Prep Rental Package designed around the roofing codes, safety standards, technical manuals, estimating references, and business resources associated with this specialty contractor classification. The package combines prepared rental books, 1 year of course access, Application Service, and structured exam preparation in one comprehensive study solution.
The New Mexico GS-21 classification is a specialty roofing classification. Candidates preparing for this exam should be ready to work with residential and commercial roofing requirements, steep-slope roof systems, membrane roofing systems, concrete and clay tile roofing, roof coverings, underlayment, flashing, waterproofing, roof drainage, estimating, OSHA construction safety, and applicable New Mexico building code provisions.
This Ultimate package includes the principal roofing and building-code references used for GS-21 exam preparation, including the 2021 International Building Code, 2021 International Residential Code, 2021 New Mexico Commercial Building Code, 2021 New Mexico Residential Building Code, OSHA 29 CFR Part 1926, Roofing Construction and Estimating, two NRCA roofing manuals, and the Concrete and Clay Tile Installation Manual, 2015.
The rental books are highlighted and tabbed for exam preparation. That organization helps candidates become more familiar with where important roofing subjects are located before test day. Because the GS-21 examination is open book, candidates benefit from practicing with the same types of references they will use when answering timed questions.
The package also includes contractor business and licensing references: the NASCLA Contractors Guide to Business, Law and Project Management, 14th Edition, the New Mexico Construction Industries Licensing Act (NMSA Chapter 60, Article 13), 2006, and the New Mexico Contractor's License Requirement (NMAC Title 14, Chapter 6, Part 3), 2006. These resources help connect trade preparation with the broader responsibilities involved in becoming a licensed contractor.
The New Mexico GS-21 Roofing Contractor trade examination is administered through PSI as part of the New Mexico contractor licensing process. Candidates must receive the applicable approval before scheduling the examination.
The GS-21 Roofing Contractor trade exam contains 60 questions. Candidates are allowed 150 minutes to complete the examination. The required passing score is 75%, or 45 correct answers.
The examination focuses on roofing-related knowledge, code requirements, installation methods, construction safety, estimating, and technical practices. Candidates should be prepared to answer questions involving both practical roofing knowledge and information contained in approved references.
Study areas can include:
With 60 questions and 150 minutes, candidates have an average of approximately two and a half minutes per question. That makes familiarity with the references an important part of preparation. Candidates should practice recognizing whether a question is most likely answered by a building code, an OSHA standard, an NRCA manual, a tile installation reference, or the roofing estimating book.
The New Mexico GS-21 Roofing Contractor examination is an open-book test. Approved references can be used during the examination, subject to the testing provider's rules for reference materials.
Open-book testing does not remove the need for preparation. Roofing references contain extensive information about installation methods, code provisions, flashing, roof coverings, safety, materials, and construction details. Candidates who are unfamiliar with how the books are organized can lose valuable time searching.
A strong study routine should include repeated practice using tables of contents, indexes, chapter headings, diagrams, and technical terminology. Candidates should learn which reference is most likely to address a particular roofing question before attempting to locate the exact answer.
The highlighted and tabbed rental books included in this package are prepared to support this type of exam study. Practice using the tabs as navigation tools, then confirm information within the applicable section instead of relying only on highlighted passages.
New Mexico contractor licensing involves both qualification for the requested classification and completion of the contractor licensing process. Candidates pursuing the GS-21 Roofing classification should be prepared to complete the applicable trade examination and business requirements while submitting the documentation required for licensure.
Application Service is included with this Ultimate package. This service supports organization of the licensing application process while the course and prepared rental books focus on trade and business exam preparation.
The New Mexico GS-21 classification is a building specialty classification for roofing work. Contractors operating under this classification should work within the authorized roofing scope and comply with applicable New Mexico licensing, building-code, and safety requirements.
Roofing contractors may work with multiple types of roof systems and materials depending on the project. Preparation for the GS-21 examination should therefore cover residential and commercial roof assemblies rather than focusing on only one roofing method.
New Mexico-specific building code references are important because roofing work must comply with the state's adopted construction requirements. Candidates should understand how the New Mexico Commercial Building Code and New Mexico Residential Building Code work together with the corresponding model codes used in exam preparation.
Roofing work also involves significant jobsite safety responsibilities. OSHA construction standards address hazards such as falls, ladders, scaffolds, material handling, personal protective equipment, and other conditions frequently encountered during roofing projects. Safety should be treated as a core part of both exam preparation and professional roofing practice.
The contractor licensing process also includes business responsibilities. Contractors must understand the requirements associated with operating under the correct classification, managing projects, maintaining required licensing documentation, and conducting business in accordance with New Mexico rules.
Effective preparation for the New Mexico GS-21 Roofing Contractor examination should combine roofing trade knowledge, code awareness, safety review, estimating practice, and reference navigation.
Start by separating the reference set into major categories. Use the IBC and New Mexico Commercial Building Code for commercial code topics. Use the IRC and New Mexico Residential Building Code for residential requirements. Use OSHA for construction safety questions. Use the NRCA manuals for roofing-system practices and the tile manual for concrete and clay tile installations.
Roofing Construction and Estimating should be part of preparation for material quantities, estimating concepts, roof components, and practical roofing construction methods. Candidates should practice basic roof calculations and become familiar with terminology used in roof plans, specifications, and estimating questions.
Steep-slope preparation should include roof coverings, underlayment, flashing, valleys, penetrations, fastening, and related installation details. Membrane roofing study should include low-slope systems, membrane assemblies, flashing, roof edges, penetrations, and waterproofing concepts.
Tile roofing deserves separate review because concrete and clay tile systems involve specific installation methods, fastening, underlayment, flashing, and layout considerations. Candidates should know where these details are located in the tile installation reference.
OSHA review should include roofing fall hazards, ladders, scaffolds, personal protective equipment, material handling, and general construction safety. Roofing work involves elevated surfaces and changing jobsite conditions, making safety knowledge especially important.
Timed practice can help candidates develop better pacing. With approximately two and a half minutes per question, an effective approach is to identify the subject, choose the correct reference, locate the applicable information, and move forward. Candidates should avoid spending too much time searching one reference when the answer may be found more efficiently in another book.
1 Exam Prep helps New Mexico GS-21 candidates turn a large roofing reference set into a more organized study process. Instead of reading randomly through building codes, OSHA standards, estimating books, and technical roofing manuals, students can use structured course guidance to focus on the subjects associated with the examination.
The highlighted and tabbed rental books support reference navigation during study. Repeated use of the books can help candidates become more familiar with important roofing sections and develop a clearer understanding of which reference applies to a particular question.
The Ultimate package includes 1 year of course access, giving candidates time to study roofing systems, review difficult subjects, practice code navigation, and work through preparation at a pace that fits their schedule.
Trade-focused review supports preparation involving steep-slope roofing, membrane roofing, tile roofing, building code requirements, OSHA safety, estimating, flashing, roof assemblies, and roofing materials. Practice-oriented study helps candidates connect construction knowledge with reference-book use.
Business preparation adds another important layer. The included NASCLA guide and New Mexico licensing references support study of contractor responsibilities, business management, contracts, project management, financial topics, and licensing requirements.
Application Service is included to support organization of the New Mexico licensing application process. Together, the prepared books, course access, business references, and application support give candidates a structured approach to both exam preparation and contractor licensing.
This Ultimate package is designed for candidates preparing for the New Mexico Roofing Contractor GS-21 trade examination and related contractor licensing requirements.
The GS-21 trade exam contains 60 questions.
Candidates are allowed 150 minutes to complete the GS-21 Roofing Contractor trade examination.
The required passing score is 75%, which equals 45 correct answers on a 60-question examination.
Yes. The GS-21 Roofing Contractor examination is an open-book, reference-based test. Candidates should become familiar with their approved books before exam day so they can locate information efficiently.
Study should include steep-slope roofing, membrane and low-slope roof systems, tile roofing, roof coverings, underlayment, flashing, waterproofing, roof drainage, estimating, OSHA safety, residential codes, and commercial building codes.
Yes. Book preparation includes highlighting and tabbing for exam preparation.
This Ultimate package includes 1 year of course access.
Yes. Application Service is included with this Ultimate Exam Prep Rental Package.
The package price is $1,885. A $750 refundable deposit is required, making the total due today $2,635.
Please allow up to 15 business days for ultimate book package orders.
The GS-21 classification involves roofing work that may require familiarity with both residential and commercial construction requirements. The reference set includes New Mexico and model codes for both types of construction.
Roofing work involves significant construction safety considerations. OSHA 29 CFR Part 1926 addresses fall protection, ladders, scaffolds, personal protective equipment, material handling, and other jobsite safety topics relevant to roofing contractors.
The GS-21 examination is open book but timed. Familiarity with the books can help you identify the correct reference more quickly and spend less time searching for information during the examination.
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