Section 23-403 - Employer's dutyA. Each employer shall furnish to each of his employees employment and a place of employment which are free from recognized hazards that are causing or are likely to cause death or serious physical harm to his employees.B. Each employer shall comply with occupational safety and health standards and all regulations and orders issued pursuant to this article.C. Notwithstanding subsection A of this section, a condition or practice which is common within an industry is not deemed a recognized hazard unless a standard or regulation concerning the condition or practice has been developed pursuant to section 23-410 or 23-414.