Section 642-1-6 - ELEMENTS OF THE MAINE UNIFORM BUILDING AND ENERGY CODE1. This Code consists of a compilation of the following editions of the following codes, which are adopted in whole or in part, in Chapters 3, 4, 5,6 and 7 of these rules. A. The International Building Code (IBC) edition issued for the year 2015.B. The International Existing Building Code (IEBC) edition issued for the year 2015.C. The International Residential Code (IRC) edition issued for the year 2015.D. The International Energy Conservation Code (IECC) edition issued for the year 2015.E. The International Mechanical Code (IMC) edition issued for the year 2015.F. MUBEC Stretch Code (IECC) edition issued for the year 2021.2. The following standards are also adopted in this Code.A. The American Society of Heating, Refrigerating and Air-Conditioning Engineers, Standards (ASHRAE) 62.1-2016 (Ventilation for Acceptable Indoor Air Quality), 62.2-2016 (Ventilation and Acceptable Indoor Air Quality in Low-Rise Residential Buildings) and 90.1-2016 (Energy Standard for Buildings except Low-Rise Residential Buildings), editions without addenda.B. The American Society for Testing and Materials (ASTM), E-1465-08, Standard Practice for Radon Control Options for the Design and Construction of New Low-Rise Residential Buildings.