| | THIS IS A LAW ENFORCEMENT ACQUISITION. THIS IS A LEASE OF ANTENNA SITE, CHEYENNE MOUNTAIN FOR CRIMINAL INVESTIGATIONS RADIO COMMUNICATIONS. | CHEYENNE PROPAGATION CO. | $8,329 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Oct 1, 2025 | Oct 1, 2025 | Nov 13, 2025 |
| | ANTENNA SITE LEASE | CHEYENNE PROPAGATION CO. | $29,499 | US SECRET SERVICE | US SECRET SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Sep 22, 2025 | Oct 1, 2025 | Apr 30, 2030 |
| | ANTENNA SITE | CHEYENNE PROPAGATION CO. | $34,165 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Oct 1, 2020 | Oct 1, 2020 | Sep 30, 2025 |
| | FISCAL YEAR 2021 ANTENNA SITE(S) #057 LEASE RENEWAL - SUBJECT TO AVAILABILITY OF FUNDS. | CHEYENNE PROPAGATION CO. | $27,613 | US SECRET SERVICE | US SECRET SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Oct 1, 2020 | Oct 1, 2020 | Sep 30, 2025 |
| | FY20 ANTENNA RENEWAL FOR SITE #57 | CHEYENNE PROPAGATION CO. | $5,109 | US SECRET SERVICE | US SECRET SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Oct 1, 2019 | Oct 1, 2019 | Sep 30, 2020 |
| | RENT OF ANTENNA SITE | CHEYENNE PROPAGATION CO. | $6,248 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Oct 1, 2019 | Oct 1, 2019 | Sep 30, 2020 |
| | ANTENNA SITE LEASE NO. 57 | CHEYENNE PROPAGATION CO. | $4,912 | US SECRET SERVICE | US SECRET SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Oct 31, 2018 | Oct 31, 2018 | Sep 30, 2019 |
| | FY19 RENEWAL - LEASE OF SPACE FOR ANTENNA SITE IN CO | CHEYENNE PROPAGATION CO. | $6,066 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531390Other Activities Related to Real Estate | D304 | Oct 1, 2018 | Oct 1, 2018 | Sep 30, 2019 |
| | LEASE OF REPEATER SITE/STATION AT CHEYENNE MOUNTAIN, COLORADO SPRINGS | CHEYENNE PROPAGATION CO. | $5,889 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 813312Environment, Conservation and Wildlife Organizations | X1GBLEASE/RENTAL OF FOOD OR GRAIN STORAGE BUILDINGS | Feb 15, 2018 | Oct 1, 2017 | Sep 30, 2018 |
| | IGF::OT::IGF FOR OTHER FUNCTIONS - LEASE OF ANTENNA SITE | CHEYENNE PROPAGATION CO. | $5,718 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531190Lessors of Other Real Estate Property | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Oct 1, 2016 | Oct 1, 2016 | Sep 30, 2017 |
| | IGF::OT::IGF FOR OTHER FUNCTIONS ANTENNA SITE RENEWAL - CHEYENNE MOUNTAIN (OTHER FUNCTIONS) | CHEYENNE PROPAGATION CO. | $6,227 | ATF ACQUISITION AND PROPERTY MGMT DIV | ATF ACQUISITION AND PROPERTY MGMT DIV | — | 531190Lessors of Other Real Estate Property | W058 | Dec 31, 2015 | Jan 1, 2016 | Dec 31, 2020 |
| | IGF::OT::IGF ANTENNA LICENSE | CHEYENNE PROPAGATION CO. | $24,089 | US SECRET SERVICE | US SECRET SERVICE | — | 531190Lessors of Other Real Estate Property | W058 | Nov 6, 2015 | Nov 6, 2015 | Sep 30, 2020 |
| | IGF::CT::IGF FOR CRITICAL FUNCTIONS - ANTENNA SITE LEASE | CHEYENNE PROPAGATION CO. | $5,551 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531190Lessors of Other Real Estate Property | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Oct 1, 2015 | Oct 1, 2015 | Sep 30, 2016 |
| | IGF::OT::IGF ANTENNA SITE LEASE | CHEYENNE PROPAGATION CO. | $5,389 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531190Lessors of Other Real Estate Property | X1PZLEASE/RENTAL OF OTHER NON-BUILDING FACILITIES | Dec 15, 2014 | Oct 1, 2014 | Sep 30, 2015 |
| | IGF::OT::IGF LEASE OF REPEATER SITE/STATION | CHEYENNE PROPAGATION CO. | $6,540 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 517210 | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Nov 6, 2013 | Oct 1, 2013 | Sep 30, 2014 |
| | IGF::OT::IGF LEASE OF ANTENNA SITE | CHEYENNE PROPAGATION CO. | $3,810 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 517210 | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Sep 26, 2013 | Sep 26, 2013 | Sep 30, 2013 |
| | IGF::OT::IGF LEASE OF REPEATER SITE | CHEYENNE PROPAGATION CO. | $5,080 | INTERNAL REVENUE SERVICE | INTERNAL REVENUE SERVICE | — | 531190Lessors of Other Real Estate Property | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | May 3, 2013 | Oct 1, 2012 | Sep 30, 2013 |
| | USE OF COMMUNICATIONS TOWER | CHEYENNE PROPAGATION CO. | $43,937 | DEPT OF THE AIR FORCE | DEPT OF THE AIR FORCE | — | 531190Lessors of Other Real Estate Property | X1BGLEASE/RENTAL OF ELECTRONIC AND COMMUNICATIONS FACILITIES | Jul 18, 2012 | Jul 1, 2012 | Jun 30, 2017 |
| | RENTAL OF TOWER SPACE ON CHEYENNE MOUNTA | CHEYENNE PROPAGATION CO. | $7,800 | DEPT OF THE AIR FORCE | DEPT OF THE AIR FORCE | — | 531190Lessors of Other Real Estate Property | X119 | Jun 30, 2011 | Jun 30, 2011 | Jun 30, 2012 |
| | ANTENNA SITE 057 | CHEYENNE PROPAGATION CO. | $21,408 | US SECRET SERVICE | US SECRET SERVICE | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | W058 | Jan 18, 2011 | Oct 1, 2010 | Sep 30, 2015 |
| | ANTENNA SITE RENEWAL - CHEYENNE MOUNTAIN FOR THE PERIOD 1/1/11 - 12/31/15 | CHEYENNE PROPAGATION CO. | $29,051 | ATF ACQUISITION AND PROPERTY MGMT DIV | ATF ACQUISITION AND PROPERTY MGMT DIV | — | 334220Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing | W058 | Dec 22, 2010 | Dec 22, 2010 | Dec 31, 2015 |
| | CONTRACT USE OF A COMMUNICATION TOWER | CHEYENNE PROPAGATION CO. | $6,360 | DEPT OF THE AIR FORCE | DEPT OF THE AIR FORCE | — | 531190Lessors of Other Real Estate Property | X119 | Jul 1, 2010 | Jun 30, 2010 | Jun 30, 2011 |
| | ANTENNA SITE LICENSE RENEWAL SITE 057 | CHEYENNE PROPAGATION CO. | $3,625 | US SECRET SERVICE | — | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | W058 | Dec 23, 2009 | Oct 1, 2009 | Sep 30, 2010 |
| | ANTENNA SITE LICENSE RENEWAL | CHEYENNE PROPAGATION CO. | $3,625 | US SECRET SERVICE | — | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | W058 | Mar 30, 2009 | Oct 1, 2008 | Sep 30, 2009 |
| | ANTENNA SITE LICENSE RENEWAL | CHEYENNE PROPAGATION CO. | $3,422 | US SECRET SERVICE | — | — | 531120Lessors of Nonresidential Buildings (except Miniwarehouses) | W054LEASE OR RENTAL OF EQUIPMENT- PREFABRICATED STRUCTURES AND SCAFFOLDING | Dec 13, 2007 | Oct 1, 2007 | Sep 30, 2008 |