(1) The department or authority, as appropriate, shall promulgate rules consistent with the treatment of resources provisions of section 1924 of the social security act in determining the allocation of resources between the institutionalized and community spouse.
(2) In the interest of supporting the community spouse the department or authority, as appropriate, shall allow the maximum resource allowance amount permissible under the social security act for the community spouse for persons institutionalized before August 1, 2003.
(3) For persons institutionalized on or after August 1, 2003, the department or authority, as appropriate, in the interest of supporting the community spouse, shall allow up to a maximum of forty thousand dollars in resources for the community spouse. For the fiscal biennium beginning July 1, 2005, and each fiscal biennium thereafter, the maximum resource allowance amount for the community spouse shall be adjusted for economic trends and conditions by increasing the amount allowable by the consumer price index as published by the federal bureau of labor statistics. However, in no case shall the amount allowable exceed the maximum resource allowance permissible under the social security act.