NC H1870

Requires counties with affected areas (steep slopes of 40% or greater, or designated as high/moderate hazard on stability maps) to adopt ordinances regulating artificial slope construction by December 1, 2011.

Directs the Sedimentation Control Commission to adopt rules for safe artificial slope construction, develop a model ordinance, and review/approve local government ordinances within 90 days.

Mandates that slope construction plans involving retaining walls over 8 feet must be prepared by a licensed professional engineer and approved by local authorities before construction begins.

Establishes civil penalties up to $5,000 per year and criminal penalties as Class 2 misdemeanors for violations, with local governments authorized to assess fines and pursue injunctive relief.

Requires residential property disclosure statements to identify whether properties are located in high or moderate debris/earth flow/slide hazard areas designated by the North Carolina Geological Survey, effective July 1, 2012.