and 1998. On behalf of the Canadian Commission on Building and Fire Codes (CCBFC) the National Research Council (NRC) Canadian Codes Center publishes national model codes documents that set out minimum requirements relating to their scope and objectives. These include the National Building Code, the National Fire Code, the National Plumbing Code, the National Energy Code of Canada for Buildings (NECB) and other documents. The Canadian Standards Association (CSA) publishes other model codes that address electrical, gas and elevator systems. Requirements on the specification of structural wood products and wood building systems is set forth in the National Building Code which is concerned with health, safety, accessibility and the protection of buildings from fire or structural damage. The Code applies mainly to new construction, but also aspects of demolition, relocation, renovation and change of building use. The current NBCC was published in 2015, and is usually updated on a five-year cycle. The next update began in 2020. While final public review of proposed changes to the 2015 edition ran from January 13-March 13, 2020, completion was delayed due to covid-19; reportedly the updated edition will be published in December 2021. Implementation The National Building Code is the model building code that forms the basis for all of the provincial building codes. Some jurisdictions create their own code based on the National Building Code, other jurisdictions have adopted the National Building often with supplementary laws or regulations to the requirements in the National Building Code. Alberta By agreement with the National Research Council of Canada, Alberta is committed to using the National Building Code of Canada as its base document with changes and modifications to suit Alberta needs in regulating the design, construction, alteration, change of use and demolition of buildings. The Alberta Building Code 2006 was established by the Building Technical Council, a technical council of the Safety Codes Council, after consultation with municipal authorities, provincial government departments, associations, other affected parties and Code users. The Code is published for Alberta by the National Research Council of Canada. The Alberta Building Code 2006 was adopted by provincial regulation on 2 September 2007. The National Building Code – 2019 Alberta Edition came into force on December 1, 2019. This code is based on the National Building Code of Canada 2015. It establishes design and construction standards, including barrier-free access in new buildings and energy efficiency for housing and small buildings. It