; (2) in subsection (b), by striking , with respect to not more than 10 airports, ; (3) in subsection (b)(2), by striking The Secretary may grant an exemption to a sponsor and inserting If the Secretary grants an exemption to a sponsor pursuant to paragraph (1), the Secretary shall grant an exemption to the sponsor ; (4) in subsection (b)(3), by striking The Secretary may grant an exemption to a purchaser or lessee and inserting If the Secretary grants an exemption to a sponsor pursuant to paragraph (1), the Secretary shall grant an exemption to the corresponding purchaser or lessee ; (5) by amending subsection (d) to read as follows: (d) Program participation (1) Multiple airports The Secretary may consider applications under this section submitted by a public airport sponsor for multiple airports under the control of the sponsor if all airports under the control of the sponsor are located in the same State. (2) Partial privatization A purchaser or lessee may be an entity in which a sponsor has an interest. ; and (6) by striking subsections (l) and (m) and inserting the following: (l) Predevelopment limitation A grant to an airport sponsor under this subchapter for predevelopment planning costs relating to the preparation of an application or proposed application under this section may not exceed $750,000 per application or proposed application. . (b) Clerical amendment The analysis for chapter 471 of title 49, United States Code, is amended by striking the item relating to section 47134 and inserting the following: 47134. Airport investment partnership program. . 161. Remote tower pilot program for rural and small communities (a) Pilot program (1) Establishment The Administrator of the Federal Aviation Administration shall establish— (A) in consultation with airport operators and other aviation stakeholders, a pilot program at public-use airports to construct and operate remote towers in order to assess their operational benefits; (B) a selection process for participation in the pilot program