; (3) in subsection (e) by striking providing that service after the 90-day notice period and all that follows through the period at the end of paragraph (2) and inserting providing that service after the 140-day notice period required by subsection (a), the Secretary may provide the air carrier with compensation after the end of the 140-day notice period to pay for the fully allocated actual cost to the air carrier of performing the basic essential air service that was being provided when the 140-day notice was given under subsection (a) plus a reasonable return on investment that is at least 5 percent of operating costs. ; and (4) in subsection (f) by inserting air after find another . (g) Enhanced essential air service Section 41735 of title 49, United States Code, and the item relating to such section in the analysis for subchapter II of chapter 417 of such title, are repealed. (h) Compensation guidelines, limitations, and claims Section 41737(d) of title 49, United States Code, is amended— (1) by striking (1) before The Secretary may ; and (2) by striking paragraph (2). (i) Joint proposals Section 41740 of title 49, United States Code, and the item relating to such section in the analysis for subchapter II of chapter 417 of such title, are repealed. (j) Preservation of basic essential air service at single carrier dominated hub airports Section 41744 of title 49, United States Code, and the item relating to such section in the analysis for subchapter II of chapter 417 of such title, are repealed. (k) Community and regional choice programs Section 41745 of title 49, United States Code, is amended— (1) in subsection (a)(3), by striking subparagraph (E) and redesignating subparagraph (F) as subparagraph (E); (2) by striking subsections (b) and (c)