The changes, promoting a cleaner, more modern look and enhancing readability and sustainability, include:

• Single column text format and modernized font styles improves readability
  QR Codes replace vertical margin sidebars and arrows to identify code changes more accurately.
• Shading for table headers and notes improves locating tables and applicable notes.
• Grouping of associated content brings tables and figures immediately after the parent section.

The International Mechanical Code (IMC) establishes minimum regulations for mechanical systems using prescriptive and performance-related provisions. The IMC was developed with broad-based principles that make possible the use of new and innovative materials, methods and design.