On or before January 1, 2008, the Judicial Council, in consultation with the California Judges Association, the California Association of Superior Court Investigators, the California State Association of Public Administrators, Public Guardians, and Public Conservators, the State Bar of California, the National Guardianship Association, and the Association of Professional Geriatric Care Managers, shall adopt a rule of court that shall require uniform standards of conduct for actions that conservators and guardians may take under this chapter on behalf of conservatees and wards to ensure that the estate of conservatees or wards are maintained and conserved as appropriate and to prevent risk of loss or harm to the conservatees or wards. This rule shall include at a minimum standards for determining the fees that may be charged to conservatees or wards and standards for asset management.