If the board determines to adopt a plan of works, or that it is necessary to change or supplement a plan of works previously adopted for a district or an improvement district, it shall adopt a resolution stating the following:
(a)
The intention of the board to adopt a plan of works, or to change or supplement a previously adopted plan of works.
(b)
A description of the purpose of the plan, or of the original purpose of the plan and a general description of the proposed change or supplement.
(c)
The estimated expense of carrying out the plan of works, or any change in the estimated expense of carrying out the plan of works by reason of the change or supplement.
(d)
If general obligation bonds are to be issued and sold for the purpose of providing funds to carry out the plan of works or the change or supplement of a plan of works previously adopted, that assessments for carrying out said purpose shall be levied exclusively on the lands of the district or improvement district including any territory annexed thereto.
(e)
If revenue bonds are to be issued and sold for the purpose of providing funds to carry out the plan of works or change or supplement of a plan of works previously adopted, that only the revenues derived from the operation of such works shall be pledged to the payment of principal and interest on such bonds and that no tax or assessment shall ever be levied or collected to pay principal or interest on such bonds.
(f)
That a map of the exterior boundaries of the district or an improvement district is on file with the secretary of the district and is available for inspection by any person or persons interested.
(g)
The time and place of the hearing by the board in regard to the proposed plan, or to the proposed change or supplement, and the benefit or lack thereof to the lands within the district or an improvement district.