Copyright / Trademark

United States National CAD Standard® is a register trademark of the National Institute of Building Sciences
United States National CAD Standard® – the National Institute of Building Sciences, 1090 Vermont Avenue NW, Suite 700, Washington, DC 20005-4905, owns the copyright in the compilation published as the United States National CAD Standard®, which title is a registered trademark of the Institute.
AIA CAD Layer Guidelines – the American Institute of Architects, 1735 New York Avenue NW, Washington, DC 20006-5292, owns the copyright to the section of the NCS entitled AIA CAD Layer Guidelines, which AIA has contributed to the NCS and licensed to NIBS.
Uniform Drawing System™ – the Construction Specifications Institute, 110 South Union Street, Suite 100, Alexandria, VA 22314, owns the copyright to the sections of the NCS entitled Uniform Drawing System, which CSI has contributed to the NCS and licensed to NIBS.