1) The document discusses Argentina's updated NDC submitted in November 2016, which changed from an unconditional emissions reduction goal to a fixed emissions target of 483 Mt CO2eq by 2030. 2) Key reasons for the change included a new administration in Argentina, availability of new data and methods, and increasing ambition and transparency. 3) Updating the NDC every 5 years as planned in 2020 will require clear understanding of accounting and ensuring assumptions, measures, and long term scenarios support the NDC goals.