Reference boundary

Ontario residential source-navigation only. It does not publish demand factors, load examples, rule text, service sizing outputs, or design acceptance.

Reference table

Point to official Ontario and CSA source pages relevant to dwelling load-rule source review.

Reference basis uses ESA Bulletin 8-3-16, the ESA Ontario Electrical Safety Code page, and CSA Canadian Electrical Code product navigation.
Source areaCurrent sourceReview useBoundary
ESA Bulletin 8-3-16Maximum circuit loading and demand factorsUse this dwelling load source to locate Ontario bulletin context before reviewing single-dwelling or multi-unit load questions.source-navigation only; no demand factor, rule value, or load calculation is reproduced
ESA OESCOntario Electrical Safety Code pageUse this page to confirm the current Ontario code cycle before opening bulletins or code products.source-navigation only; no Ontario rule text or amendment is reproduced
CSA CEC productsCanadian Electrical Code products pageUse this public product page to identify the national source owner and current product path.source-navigation only; no licensed standard text is reproduced
Use notes
  • Use this table for preliminary reference and arithmetic checks only.
  • Confirm equipment ratings, product markings, installation conditions, utility requirements, and the local authority requirements before design or field use.