Small Entity Compliance Guide for the Respirable Crystalline Silica Standard for Construction Words: Dan Kamys14 November 2016 — OSHA has announced that its Small Entity Compliance Guide for Construction is now available in regard to the Final Rule on crystalline silica released earlier this year. The guide is intended to help small business employers comply with the rule by explaining each requirement in easy-to-understand language. Enforcement of the final rule in construction is due to begin June 23, 2017. A separate compliance guide for General Industry and Maritime will be available soon. Enforcement for general industry and maritime is due to begin on June 23, 2018.