ISO 14064-1, the standard for quantifying and reporting greenhouse gas emissions at organisation level. Bilan Carbone® and the GHG Protocol are 2 methodologies for applying it, with the same principles (relevance, completeness, consistency, transparency, accuracy) and the same breakdown into scopes. ISO 14064-3 covers verification of a carbon footprint by an independent third party: it sits on top of the method chosen and comes into play when a tender, an investor or a bank asks for a verified carbon footprint.
Read the source article: Bilan Carbone® vs GHG Protocol: the 5 differences that matter