Notwithstanding the general provisions of sections 20, 25, 26, and 36 of this article, the legislature may by law consolidate into one municipal government, with one set of officers, the city designated as the seat of government of this state and the county in which such city is situated. Such consolidated municipality shall be considered as a county for the purpose of representation in the legislature, shall have all the powers conferred upon counties by this constitution or by general law, and shall have such other powers as may be conferred by its charter. Notwithstanding the general provisions of section 1 of article 10, the legislature may create two or more separate taxing districts within such consolidated municipality.