to pilots via internet protocol. Sec. 615. Study on congested airspace. Sec. 616. Briefing on LIT VORTAC project. Sec. 617. Surface surveillance. Sec. 618. Consideration of third-party services. Sec. 619. NextGen programs. Sec. 620. Contract Tower Program. Sec. 621. Remote towers. Sec. 622. Audit of legacy systems. Sec. 623. Air Traffic Control Facility Realignment study. Sec. 624. Air traffic control tower replacement process report. Sec. 625. Contract tower program safety enhancements. Sec. 626. Sense of Congress on use of advanced surveillance in oceanic airspace. Sec. 627. Low-altitude routes for vertical flight. Sec. 628. Required consultation with National Parks Overflights Advisory Group. Sec. 629. Upgrading and replacing aging air traffic systems. Sec. 630. Airspace integration for space launch and reentry. Sec. 631. Update to FAA order on airway planning standard. TITLE VII—Modernizing Airport Infrastructure Subtitle A—Airport Improvement Program Modifications Sec. 701. Development of airport plans. Sec. 702. AIP definitions. Sec. 703. Revenue diversion penalty enhancement. Sec. 704. Extension of competitive access report requirement. Sec. 705. Renewal of certain leases. Sec. 706. Community use of airport land. Sec. 707. Price adjustment provisions. Sec. 708. Updating United States Government’s share of project costs. Sec. 709. Allowable project costs and letters of intent. Sec. 710. Small airport letters of intent. Sec. 711. Prohibition on provision of airport improvement grant funds to certain entities that have violated intellectual property rights of United States entities. Sec. 712. Apportionments. Sec. 713. PFC turnback reduction. Sec. 714. Airport safety and resilient infrastructure discretionary program. Sec. 715. Special carryover assumption rule. Sec. 716. Small airport fund. Sec. 717. Revision of discretionary categories. Sec. 718. Discretionary fund for terminal development costs. Sec. 719. Protecting general aviation airports from closure. Sec. 720. State block grant program. Sec. 721.