DALLAS (Standard&Poor's) Aug. 4, 2014--Standard&Poor's Ratings Services assigned its 'AAA' program (long-term) rating and 'AA-' school issuer credit rating (ICR) to Leander Independent School District, Texas' series 2014D unlimited-tax refunding bonds. At the same time, Standard&Poor's affirmed its 'AA-' ICR, long-term rating, and underlying rating (SPUR) on the district's state-enhanced and general obligation debt. The outlook on all issues is stable. "The 2014D bond proceeds will be used to refund existing debt, intended to achieve an estimated $32.9 million in present value savings," said Standard&Poor's credit analyst Omar M. Tabani. The 'AAA' program rating reflects Standard&Poor's view of a credit enhancement provided by the Texas Permanent School Fund. The 'AA-'