; but (II) the vote on passage shall be on the joint resolution of the other House. (B) Treatment of joint resolution of other house If the Senate fails to introduce or consider a joint resolution under this section, the joint resolution of the House shall be entitled to expedited floor procedures under this section. (C) Treatment of companion measures If, following passage of the joint resolution in the Senate, the Senate then receives the companion measure from the House of Representatives, the companion measure shall not be debatable. (6) Rules of the house of representatives and senate This subsection is enacted by Congress— (A) as an exercise of the rulemaking power of the Senate and House of Representatives, respectively, and as such it is deemed a part of the rules of each House, respectively, but applicable only with respect to the procedure to be followed in that House in the case of a joint resolution, and it supersedes other rules only to the extent that it is inconsistent with such rules; and (B) with full recognition of the constitutional right of either House to change the rules (so far as relating to the procedure of that House) at any time, in the same manner, and to the same extent as in the case of any other rule of that House.