investors.centerpointenergy.com February 26, 2015 19 Estimated Amortization for Pre-Tax Equity Earnings Associated with the Recovery of Certain Qualified Cost and Storm Restoration Costs The amounts reflected for 2015 through 2024 are based on CenterPoint Energy’s estimates as of December 31, 2014. However, the equity returns to be recognized in future periods with respect to each series of transition or system restoration bonds, as applicable, will be periodically subject to adjustment based on tariff adjustments for any overcollections or undercollections of transition charges or system restoration charges, as applicable. The equity return amounts reflected in the table are reported in the financial statements of CenterPoint Energy and CenterPoint Energy Houston Electric as revenues from electric transmission and distribution utility. TBC II TBC III TBC IV SRBC Total 2005 213,804 $ - $ - $ - $ 213,804 $ 2006 6,644,004 - - - 6,644,004 2007 7,140,194 - - - 7,140,194 2008 6,673,765 4,743,048 - - 11,416,813 2009 7,279,677 6,074,697 - 95,841 13,450,215 2010 9,071,326 5,745,580 - 2,657,384 17,474,291 2011 9,902,590 6,994,650 - 2,840,737 19,737,978 2012 9,717,059 6,837,290 27,873,514 2,473,992 46,901,855 2013 10,383,183 7,251,470 24,082,419 2,235,567 43,952,640 2014 11,442,612 8,699,455 42,944,063 3,680,587 66,766,717 2015 12,386,321 11,321,735 18,385,219 1,847,199 43,940,475 2016 11,998,830 8,301,168 29,248,671 2,795,079 52,343,747 2017 12,939,614 8,587,569 29,899,025 2,944,601 54,370,809 2018 13,946,918 9,293,326 30,817,623 3,115,549 57,173,417 2019 7,910,151 9,643,393 31,870,399 3,311,435 52,735,378 2020 - 842,583 32,937,717 3,506,718 37,287,017 2021 - - 34,186,583 3,705,250 37,891,833 2022 - - 35,552,782 2,244,613 37,797,395 2023 - - 36,978,374 36,978,374 2024 - - 30,008,722 30,008,722 137,650,048 $ 94,335,964 $ 404,785,110 $ 37,454,553 $ 674,225,675 $ As of December 31, 2014 The table provides 1) the pre-tax equity return recognized by CenterPoint Energy, Inc. (CenterPoint Energy) during each of the years 2005 through 2014 related to CenterPoint Energy Houston Electric, LLC’s (CEHE) recovery of certain qualified costs or storm restoration costs, as applicable, pursuant to the past issuance of transition bonds by CenterPoint Energy Transition Bond Company II, LLC (Transition BondCo II) and CenterPoint Energy Transition Bond Company III, LLC (Transition BondCo III) or CenterPoint Energy Transition Bond Company IV, LLC (Transition BondCo IV) or system restoration bonds by CenterPoint Energy Restoration Bond Company, LLC (System Restoration BondCo), as applicable and 2) the estimated pre-tax equity return currently expected to be recognized in each of the years 2015 through 2024 related to CEHE’s recovery of certain qualified costs or storm restoration costs, as applicable, pursuant to the past issuance of transition bonds by Transition BondCo II, Transition BondCo III or Transition BondCo IV or system restoration bonds by System Restoration BondCo, as applicable. |