Iowa Code Title XII. Business Entities [Chs. 486-504C] § 491.13. Place of business

1. Any corporation organized under the laws of this state shall fix upon and designate in its articles of incorporation its principal place of business which must be in this state, and if outside the limits of a city then its post office address must be given. The place of business so designated shall not be changed except through an amendment to its articles of incorporation.

2. When a corporation changes its principal place of business from one county to another, an amendment for this purpose shall be filed with the secretary of state, recorded in the office of the recorder of deeds of the county of the previous place of business, and then said amendment together with the articles of incorporation and all amendments thereto shall be filed with the recorder of deeds of the county to which said corporation's principal place of business is changed.