CSLB Oficio — Edificación General (B) Study Guide (2026)
This is the free study guide for the CSLB Oficio — Edificación General (B) exam — the same content areas the exam tests, written to the official outline. Read any chapter online free below, then drill the material with 700+ free practice questions and a full timed mock exam.
Last updated: August 2026.
Open the full study guideEvery chapter, in one place — free to read online.The 5 chapters
- 1Oficios Principales30% of the exam
- 2Estructura y Armazón20% of the exam
- 3Seguridad15% of the exam
- 4Oficios de acabado20% of the exam
- 5Planeacion y estimacion15% of the exam
Practice what you read
Reading is step one; recalling it under exam pressure is what passes. Drill free CSLB Oficio — Edificación General (B) practice questions, then sit a full timed mock exam.

En la guía de CSLB Class B — General Building (Trade Exam): 400 preguntas de práctica con explicación en cada una, en un examen mixto y cinco series por capítulo. La práctica aquí sigue siendo gratis.
Educational summary, not a substitute for the official material — always confirm current details with CSLB — California Contractors State License Board. Last updated: August 2026.