Major Service Frequency Bands Date Signed Effective Date
Digital Audio Radio Service
(DARS)
Wireless Communication Service
(WCS)
2310-2360 MHz July 24, 2000 July 24, 2000
Earth Station Coordination 5925-6425 MHz July 2, 1991 Feb. 25, 1993
, Fixed Services/
Broadcasting-Satellite Services
(BSS)
17.7-17.8 GHz June 21, 1993 Mar. 8, 1994
Fixed-Satellite Services
(FSS)
U-5.925-6.425 GHz
D-3.70-4.20 GHz
U-6.725-7.025 GHz
D-4.50-4.80 GHz
U-12.75-13.25 GHz
D-10.70-10.95 GHz
D-11.20-11.45 GHz
U-13.75-14.00 GHz
D-11.45-11.70 GHz
D-10.95-11.20 GHz
U-14.00-14.50 GHz
D-11.70-12.20 GHz
U-17.30-17.80 GHz
D-12.20-12.70 GHZ
U-27.50-30.00 GHz
D-17.70-20.20 GHz
Oct. 16, 1997 Oct. 16, 1997
Framework Agreement Framework only April 28, 1996 April 28, 1996
Geostationary Orbit
(GSO) (Trilateral)
3700-4200 MHz
5925-6425 MHz
11.7-12.2 GHz
14.0-14.5 GHz
1988  
Mobile-Satellite Services
(MSS)
- MSS Below 1 GHz -
U-148-150.05 MHz
D-137-138 MHz
U-399.95-400.05
D-400.15-401 MHz
- MSS Above 1 GHz -
U-1610-1626.25 MHz
D-1613.8-1626.5 MHz
D-2483.5-2500 MHz
U-1990-2025 MHz
D-2165-2200 MHz
U-14-14.5 GHz
D-11.7-12.2 GHZ
(No MSS Allocation-
NIB basis only)
- MSS Inter-Satellite Links -
23-23.55 GHz
- MSS Feeder Links -
U-5.091-5.250 GHz
D-6.700-7.075 GHz
U-12.750-13.250 GHz
D-10.700-10.950 GHz
D-11.2-11.450 GHz
U-29.1-29.5 GHz
D-19.3-19.7 GHz
Dec. 21, 1998 Dec. 21, 1998
Direct-To-Home Satellite Service
(DTH)

- DTH-FSS Services: -
U-5.925-6.425 GHz
D-3.70-4.20 GHz
U-6.725-7.025 GHz
D-4.50-4.80 GHz
U-12.75-13.25 GHz
D-10.70-10.95 GHz
D-11.20-11.45 GHz
U-13.75-14.00 GHz
D-11.45-11.70 GHz
D-10.95-11.20 GHz
U-14.00-14.50 GHz
D-11.70-12.20 GHZ
- BSS Services: -
U-17.30-17.80 GHz
D-12.20-12.70 GHz
Nov. 8, 1996 Nov. 8, 1996
Bureau/Office:
Updated:
Sunday, October 30, 2005