Guidance issued by EPA concerning the applicability of EPA’s asbestos regulations to plaster and wall systems.
- Asbestos NESHAP Clarification Regarding Analysis of Multi-Layered Systems - December 1995 (PDF) (2 pp, 142 K, About PDF)
- Asbestos NESHAP Clarification Regarding Analysis of Multi-Layered Systems - notice of clarification to the final rule - January 1994