IAEI (International Association of Electrical Inspectors): https://www.iaei.org/
South Suburban Division of the IAEI https://www.iaei.org/southsuburban
IECC (International Energy Conservation Consultants): https://www.ieccode.com/
IBEW (International Brotherhood of Electrical Workers): http://www.ibew.org/
ASHI (American Society of Home Inspectors): www.homeinspector.org
American Wood Council (AWC) Design Code Acceptance 6 (DCA-6) https://awc.org/codes-standards/publications/dca6