Section 9-219 - Rental dwellings providing reduced rents for elderly or disabled tenants(a) The Mayor and City Council of Baltimore City or the governing body of a county or of a municipal corporation may grant, by law, a property tax credit against the county or municipal corporation property tax imposed on rental dwellings of owners who provide reduced rents for any tenant who:(1) is at least 65 years old;(2) has been found permanently and totally disabled and has qualified for benefits under: (i) the Social Security Act;(ii) the Railroad Retirement Act;(iii) any federal act for members of the United States armed forces; or(iv) any federal retirement system; or(3) has been found permanently and totally disabled by a county health officer or the Baltimore City Commissioner of Health.(b) The county or municipal corporation may provide, by law, for: (1) the specific requirements for eligibility for a tax credit authorized under this section;(2) additional limitations on eligibility for the credit;(3) the amount and duration of the credit; and(4) any other provision appropriate to implement the credit.