Frequency Bands / ITU RR table: 119.98-151.5 GHz

ITU RR table: 119.98-151.5 GHz

119.98 – 151.5 GHz WRC-27 AI

On the WRC-27 agenda

This band — or part of it — is under study for the 2027 World Radiocommunication Conference. The agenda items below address it:

Regulatory Footnotes

Footnotes from RR Article 5 that apply to allocations within this frequency band.

Other
Current text

5.138 The following bands: 6 765-6 795 kHz (centre frequency 6 780 kHz), 433.05-434.79 MHz (centre frequency 433.92 MHz) in Region 1 except in the countries mentioned in No. 5.280, 61-61.5 GHz (centre frequency 61.25 GHz), 122-123 GHz (centre frequency 122.5 GHz), and 244-246 GHz (centre frequency 245 GHz) are designated for industrial, scientific and medical (ISM) applications. The use of these frequency bands for ISM applications shall be subject to special authorization by the administration concerned, in agreement with other administrations whose radiocommunication services might be affected. In applying this provision, administrations shall have due regard to the latest relevant ITU-R Recommendations.

Condition
Current text

5.149 In making assignments to stations of other services to which the bands: 13 360-13 410 kHz, 25 550-25 670 kHz, 37.5-38.25 MHz, 73-74.6 MHz in Regions 1 and 3, 150.05-153 MHz in Region 1, 322-328.6 MHz, 406.1-410 MHz, 608-614 MHz in Regions 1 and 3, 1 330-1 400 MHz, 1 610.6-1 613.8 MHz, 1 660-1 670 MHz, 1 718.8-1 722.2 MHz, 2 655-2 690 MHz, 3 260-3 267 MHz, 3 332-3 339 MHz, 3 345.8-3 352.5 MHz, 4 825-4 835 MHz, 4 950-4 990 MHz, 4 990-5 000 MHz, 6 650-6 675.2 MHz, 10.6-10.68 GHz, 14.47-14.5 GHz, 22.01-22.21 GHz, 22.21-22.5 GHz, 22.81-22.86 GHz, 23.07-23.12 GHz, 31.2-31.3 GHz, 31.5-31.8 GHz in Regions 1 and 3, 36.43-36.5 GHz, 42.5-43.5 GHz, 48.94-49.04 GHz, 76-86 GHz, 92-94 GHz, 94.1-100 GHz, 102-109.5 GHz, 111.8-114.25 GHz, 128.33-128.59 GHz, 129.23-129.49 GHz, 130-134 GHz, 136-148.5 GHz, 151.5-158.5 GHz, 168.59-168.93 GHz, 171.11-171.45 GHz, 172.31-172.65 GHz, 173.52-173.85 GHz, 195.75-196.15 GHz, 209-226 GHz, 241-250 GHz, 252-275 GHz are allocated, administrations are urged to take all practicable steps to protect the radio astronomy service from harmful interference. Emissions from spaceborne or airborne stations can be particularly serious sources of interference to the radio astronomy service (see Nos. 4.5 and 4.6 and Article 29). (WRC-07)

Version history (2)
WRC-2000 Modified

Changes from WRC-1997

5.149 In making assignments to stations of other services to which the bands: 13 360-13 410 kHz, 4 950-4 990 MHz, 97.88-98.08 GHz*, 25 550-25 670 kHz, 4 990-5 000 MHz, 140.69-140.98 GHz*, 37.5-38.25 MHz, 6 650-6 675.2 MHz*, 144.68-144.98 GHz*, 73-74.6 MHz in 10.6-10.68 GHz, 145.45-145.75 GHz*, Regions 1 and 3, 14.47-14.5 GHz*, 146.82-147.12 GHz*, 150.05-153 MHz in 22.01-22.21 GHz*, 150-151 GHz*, Region 1, 22.21-22.5 GHz, 174.42-175.02 GHz*, 322-328.6 MHz*, 22.81-22.86 GHz*, 177-177.4 GHz*, 406.1-410 MHz, 23.07-23.12 GHz*, 178.2-178.6 GHz*, 608-614 MHz in Regions 1 and 3, 31.2-31.3 GHz, 181-181.46 GHz*, 1 330-1 400 MHz*, 31.5-31.8 GHz in 186.2-186.6 GHz*, Regions 1 and 3, 250-251 GHz*, 1 610.6-1 613.8 MHz*, 36.43-36.5 GHz*, 257.5-258 GHz*, 1 660-1 670 MHz, 42.5-43.5 GHz, 261-265 GHz,
5.149 In making assignments to stations of other services to which the bands: 13 360-13 410 kHz, 25 550-25 670 kHz, 37.5-38.25 MHz, 73-74.6 MHz in Regions 1 and 3, 150.05-153 MHz in Region 1, 322-328.6 MHz, 406.1-410 MHz, 608-614 MHz in Regions 1 and 3, 1 330-1 400 MHz, 1 610.6-1 613.8 MHz, 1 660-1 670 MHz, 1 718.8-1 722.2 MHz, 2 655-2 690 MHz, 3 260-3 267 MHz, 3 332-3 339 MHz, 3 345.8-3 352.5 MHz, 4 825-4 835 MHz, 4 950-4 990 MHz, 4 990-5 000 MHz, 6 650-6 675.2 MHz, 10.6-10.68 GHz, 14.47-14.5 GHz, 22.01-22.21 GHz, 22.21-22.5 GHz, 22.81-22.86 GHz, 23.07-23.12 GHz, 31.2-31.3 GHz, 31.5-31.8 GHz in Regions 1 and 3, 36.43-36.5 GHz, 42.5-43.5 GHz, 48.94-49.04 GHz, 76-86 GHz, 92-94 GHz, 94.1-100 GHz, 102-109.5 GHz, 111.8-114.25 GHz, 128.33-128.59 GHz, 129.23-129.49 GHz, 130-134 GHz, 136-148.5 GHz, 151.5-158.5 GHz, 168.59-168.93 GHz, 171.11-171.45 GHz, 172.31-172.65 GHz, 173.52-173.85 GHz, 195.75-196.15 GHz, 209-226 GHz, 241-250 GHz, 252-275 GHz are allocated, administrations are urged to take all practicable steps to protect the radio astronomy service from harmful interference. Emissions from spaceborne or airborne stations can be particularly serious sources of interference to the radio astronomy service (see Nos. 4.5 and 4.6 and Article 29). (WRC-07)
WRC-1997 Earliest recorded

Earliest recorded text

5.149 In making assignments to stations of other services to which the bands: 13 360-13 410 kHz, 4 950-4 990 MHz, 97.88-98.08 GHz*, 25 550-25 670 kHz, 4 990-5 000 MHz, 140.69-140.98 GHz*, 37.5-38.25 MHz, 6 650-6 675.2 MHz*, 144.68-144.98 GHz*, 73-74.6 MHz in 10.6-10.68 GHz, 145.45-145.75 GHz*, Regions 1 and 3, 14.47-14.5 GHz*, 146.82-147.12 GHz*, 150.05-153 MHz in 22.01-22.21 GHz*, 150-151 GHz*, Region 1, 22.21-22.5 GHz, 174.42-175.02 GHz*, 322-328.6 MHz*, 22.81-22.86 GHz*, 177-177.4 GHz*, 406.1-410 MHz, 23.07-23.12 GHz*, 178.2-178.6 GHz*, 608-614 MHz in Regions 1 and 3, 31.2-31.3 GHz, 181-181.46 GHz*, 1 330-1 400 MHz*, 31.5-31.8 GHz in 186.2-186.6 GHz*, Regions 1 and 3, 250-251 GHz*, 1 610.6-1 613.8 MHz*, 36.43-36.5 GHz*, 257.5-258 GHz*, 1 660-1 670 MHz, 42.5-43.5 GHz, 261-265 GHz,

Condition
Current text

5.340 All emissions are prohibited in the following bands: 1 400-1 427 MHz, 2 690-2 700 MHz, except those provided for by No. 5.422, 10.68-10.7 GHz, except those provided for by No. 5.483, 15.35-15.4 GHz, except those provided for by No. 5.511, 23.6-24 GHz, 31.3-31.5 GHz, 31.5-31.8 GHz, in Region 2, 48.94-49.04 GHz, from airborne stations 50.2-50.4 GHz2, 52.6-54.25 GHz, 86-92 GHz, 100-102 GHz, 109.5-111.8 GHz, 114.25-116 GHz, 148.5-151.5 GHz, 164-167 GHz, 182-185 GHz, 190-191.8 GHz, 200-209 GHz, 226-231.5 GHz, 250-252 GHz. (WRC-03)

Version history (3)
WRC-2003 Modified

Changes from WRC-2000

5.340 All emissions are prohibited in the following bands: 1 400-1 427 MHz, 2 690-2 700 MHz, except those provided for by NosNo. S5.421 and S5.4225.422, 10.68-10.7 GHz, except those provided for by No. S5.4835.483, 15.35-15.4 GHz, except those provided for by No. S5.5115.511, 23.6-24 GHz, 31.3-31.5 GHz, 31.5-31.8 GHz, in Region 2, 48.94-49.04 GHz, from airborne stations, 50.2-50.4 GHz2, except those provided for by No. S5.555A, 52.6-54.25 GHz, 86-92 GHz, 100-102 GHz, 109.5-111.8 GHz, 114.25-116 GHz, 148.5-151.5 GHz, 164-167 GHz, 182-185 GHz, except those provided for by No. S5.563, 190-191.8 GHz, 200-209 GHz, 226-231.5 GHz, 250-252 GHz. (WRC-03)
WRC-2000 Modified

Changes from WRC-1997

5.340 All emissions are prohibited in the following bands: 1 400-1 427 MHz, 2 690-2 700 MHz, except those provided for by Nos. S5.421 and S5.422, 10.68-10.7 GHz, except those provided for by No. S5.483, 15.35-15.4 GHz, except those provided for by No. S5.511, 23.6-24 GHz, 31.3-31.5 GHz, 31.5-31.8 GHz, in Region 2, 48.94-49.04 GHz, from airborne stations, 50.2-50.4 GHz1GHz2, except those provided for by No. S5.555A, 52.6-54.25 GHz, 86-92 GHz, 105100-116102 GHz, 140.69109.5-140.98111.8 GHz, from114.25-116 airborneGHz, stations148.5-151.5 andGHz, from space stations in the space164-to-Earth167 directionGHz, 182-185 GHz, except those provided for by No. S5.563, 217190-231191.8 GHz, 200-209 GHz, 226-231.5 GHz, 250-252 GHz.
WRC-1997 Earliest recorded

Earliest recorded text

5.340 All emissions are prohibited in the following bands: 1 400-1 427 MHz, 2 690-2 700 MHz except those provided for by Nos. S5.421 and S5.422, 10.68-10.7 GHz except those provided for by No. S5.483, 15.35-15.4 GHz except those provided for by No. S5.511, 23.6-24 GHz, 31.3-31.5 GHz, 31.5-31.8 GHz in Region 2, 48.94-49.04 GHz from airborne stations, 50.2-50.4 GHz1 except those provided for by No. S5.555A, 52.6-54.25 GHz, 86-92 GHz, 105-116 GHz, 140.69-140.98 GHz from airborne stations and from space stations in the space-to-Earth direction, 182-185 GHz except those provided for by No. S5.563, 217-231 GHz.

Other
Current text

5.341 In the bands 1 400-1 727 MHz, 101-120 GHz and 197-220 GHz, passive research is being conducted by some countries in a programme for the search for intentional emissions of extraterrestrial origin.

Condition
Current text

5.554 In the bands 43.5-47 GHz, 66-71 GHz, 95-100 GHz, 123-130 GHz, 191.8-200 GHz and 252-265 GHz, satellite links connecting land stations at specified fixed points are also authorized when used in conjunction with the mobile-satellite service or the radionavigation-satellite service. (WRC-2000)

Version history (1)
WRC-2000 Earliest recorded

Earliest recorded text

5.554 In the bands 43.5-47 GHz, 66-71 GHz, 95-100 GHz, 123-130 GHz, 191.8-200 GHz and 252-265 GHz, satellite links connecting land stations at specified fixed points are also authorized when used in conjunction with the mobile-satellite service or the radionavigation-satellite service. (WRC-2000)

Condition
Current text

5.558 In the bands 55.78-58.2 GHz, 59-64 GHz, 66-71 GHz, 122.25-123 GHz, 130-134 GHz, 167-174.8 GHz and 191.8-200 GHz, stations in the aeronautical mobile service may be operated subject to not causing harmful interference to the inter-satellite service (see No. 5.43). (WRC-2000)

Version history (2)
WRC-2000 Modified

Changes from WRC-1997

5.558 In the bands 55.78-58.2 GHz, 59-64 GHz, 66-71 GHz, 116122.25-123 GHz, 130-134 GHz, 170167-182174.8 GHz and 185191.8-190200 GHz, stations in the aeronautical mobile service may be operated subject to not causing harmful interference to the inter-satellite service (see No. S5.435.43). (WRC-2000)
WRC-1997 Earliest recorded

Earliest recorded text

5.558 In the bands 55.78-58.2 GHz, 59-64 GHz, 66-71 GHz, 116-134 GHz, 170-182 GHz and 185-190 GHz, stations in the aeronautical mobile service may be operated subject to not causing harmful interference to the inter-satellite service (see No. S5.43).

Condition
Current text

5.562A In the bands 94-94.1 GHz and 130-134 GHz, transmissions from space stations of the Earth exploration-satellite service (active) that are directed into the main beam of a radio astronomy antenna have the potential to damage some radio astronomy receivers. Space agencies operating the transmitters and the radio astronomy stations concerned should mutually plan their operations so as to avoid such occurrences to the maximum extent possible. (WRC-2000)

Condition
Current text

5.562C Use of the band 116-122.25 GHz by the inter-satellite service is limited to satellites in the geostationary-satellite orbit. The single-entry power flux-density produced by a station in the inter-satellite service, for all conditions and for all methods of modulation, at all altitudes from 0 km to 1 000 km above the Earth’s surface and in the vicinity of all geostationary orbital positions occupied by passive sensors, shall not exceed –148 dB(W/(m2 · MHz)) for all angles of arrival. (WRC-2000)

Additional allocation
Current text

5.562D Additional allocation: In Korea (Rep. of), the frequency bands 128-130 GHz, 171-171.6 GHz, 172.2-172.8 GHz and 173.3-174 GHz are also allocated to the radio astronomy service on a primary basis. Radio astronomy stations in Korea (Rep. of) operating in the frequency bands referred to in this footnote shall not claim protection from, or constrain the use and development of, services in other countries operating in accordance with the Radio Regulations. (WRC-15)

Version history (2)
WRC-2015 Modified

Changes from WRC-2000

5.562D Additional allocation: In Korea (Rep. of), the bands 128-130 GHz, 171-171.6 GHz, 172.2-172.8 GHz and 173.3-174 GHz are also allocated to the radio astronomy service on a primary basis until 2015. (WRC-2000)
5.562D Additional allocation: In Korea (Rep. of), the frequency bands 128-130 GHz, 171-171.6 GHz, 172.2-172.8 GHz and 173.3-174 GHz are also allocated to the radio astronomy service on a primary basis. Radio astronomy stations in Korea (Rep. of) operating in the frequency bands referred to in this footnote shall not claim protection from, or constrain the use and development of, services in other countries operating in accordance with the Radio Regulations. (WRC-15)
WRC-2000 Created

Text as adopted

5.562D Additional allocation: In Korea (Rep. of), the bands 128-130 GHz, 171-171.6 GHz, 172.2-172.8 GHz and 173.3-174 GHz are also allocated to the radio astronomy service on a primary basis until 2015. (WRC-2000)

Condition
Current text

5.562E The allocation to the Earth exploration-satellite service (active) is limited to the band 133.5-134 GHz. (WRC-2000)

Source: ITU Radio Regulations, editions of 2008, 2012, 2016, 2020 and 2024. The English, French and Spanish texts are each taken from the official edition in that language, not translated from one another. Sources and citation.