1. Short title This Act may be cited as the National Flood Insurance Program Reauthorization and Reform Act of 2023 . 2. Table of contents The table of contents for this Act is as follows: Sec. 1. Short title. Sec. 2. Table of contents. Sec. 3. Definitions. TITLE I—Reauthorization and affordability Sec. 101. Reauthorization. Sec. 102. Cap on annual premium increases. Sec. 103. Targeted means-tested assistance. Sec. 104. Optional monthly installment premium payment plans. Sec. 105. Study on business interruption coverage. Sec. 106. Cooperative coverage fairness. Sec. 107. Coverage limits. Sec. 108. Study on participation rates. Sec. 109. National Flood Insurance Act definitions regarding the Write Your Own Program. TITLE II—Mitigation and mapping Sec. 201. Mitigation for high-risk properties. Sec. 202. Increased cost of compliance coverage. Sec. 203. Flood mitigation assistance grants. Sec. 204. Urban mitigation opportunities. Sec. 205. Community Rating System Regional Coordinator. Sec. 206. Mitigation loan program. Sec. 207. Revolving loan funds. Sec. 208. Mapping modernization. Sec. 209. Appeals. Sec. 210. Levee-protected areas. Sec. 211. Community-wide flood mitigation activities. Sec. 212. Premium calculator. Sec. 213. Consideration of mitigation projects in flood insurance premium rates. TITLE III—Solvency Sec. 301. Forbearance on NFIP interest payments. Sec. 302. Cap on Write Your Own company compensation. Sec. 303. Third-party service provider costs