The first step in the Charter amendment initiative process is to develop the precise language of the proposed amendment. The Congress, whenever two thirds of both Houses shall deem it necessary, shall propose Amendments to this Constitution.Amends California Constitution to recognize fundamental right to marry, regardless of sex or race. Article V: The Congress, whenever two thirds of both houses shall deem it necessary, shall propose amendments to this Constitution. The City Charter serves as the constitution for the City. This edition includes articles of amendment through the municipal election of November 2016. ARTICLE X. MODE OF AMENDING AND REVISING THE CONSTITUTION. Sec. 1 – Any amendment, or amendments to this Constitution, may be proposed in the Senate or. AN ORDINANCE TO AMEND ARTICLE IV-A, SECTION 86.10 OF THE SAN DIEGO. The authority to amend the Constitution of the United States is derived from Article V of the Constitution.