As of March 8, builders must comply with OSHA's Confined Spaces in Construction Standard. The standard applies to workers who enter spaces that are not designed for continuous occupancy and are difficult to exit in the event of an emergency.
The rule requires to follow such rules as evaluating the jobsite identify confined spaces and providing training for confined space entrants, attendants, supervisors and emergency duties:
Home builders in federal OSHA jurisdictions should continue to make strides toward compliance. This NAHB overview about the confined spaces rule, and these additional resources offer some guidance that may be helpful. In addition, the association continues to negotiate with the agency to clarify the rule’s application to residential home building.