With regard to the government's requirement that assistant deputy ministers confirm and sign off on the integrity of their department's greenhouse gas emissions data, broken down by year and reporting cycle, since the requirement came into effect in 2019: (a) which department's data was signed off on by the assistant deputy minister; and (b) for each instance where the assistant deputy minister signed off of the data, what was the date, broken down by department?
In the House of Commons on January 30th, 2023. See this statement in context.