This legislation, titled the Municipal Investment and Neighborhood Transformation Act (MINT Act), aims to restore the tax-exempt status of State and local bonds that are guaranteed by a Federal home loan bank. It achieves this by amending the Internal Revenue Code of 1986 to ensure these bonds are not treated as federally guaranteed for tax purposes. Specifically, the bill removes a previous sunset provision that limited the tax-exempt treatment of these bonds, thereby making the treatment permanent. It also modifies the safety and soundness requirements for such guarantees, stipulating that they must align with standards established by the Director of the Federal Housing Finance Agency. These changes apply to guarantees made after the bill's enactment, facilitating continued investment in municipal projects.