I would add 3) commander of the armed forces. Also because of the laws passed under 1) in perhaps the most important duty, the President, according to the Budg

I would add 3) commander of the armed forces. Also because of the laws passed under 1) in perhaps the most important duty, the President, according to the Budget and Accounting Act of 1921, must submit a budget to Congress each year. IMHO, this is where the line gets fuzzy as taxation and representation are inexorably linked.