Circular No. 29/2021/TT-BTTTT Planning the 2300-2400 MHz Band for the IMT Mobile Communication System in Vietnam

This Circular plans the 2300-2400 MHz band for the IMT mobile communication system in Vietnam, divides it into duplex blocks, and determines the responsibilities of enterprises in using the band.

Document No.29/2021/TT-BTTTT
Document typeCircular
Issuing authorityMinistry of Science and Technology
Signed byNguyễn Mạnh Hùng
Updated13/06/2026
SectorInformation and Communications
FieldRadio Frequency
Issued date31/12/2021
Effective date15/02/2022
Expiry date
StatusIn effect
✦ Smart summary

This Circular plans the 2300-2400 MHz band for the IMT mobile communication system in Vietnam, divides it into duplex blocks, and determines the responsibilities of enterprises in using the band.

Scope of application

organizations, enterprises, individuals producing, importing, trading, and using radio equipment in Vietnam

Key points

  • An organization/enterprise may be considered for licensing not more than one block among the total three blocks A1, A2, A3 of the 2300-2400 MHz band (Article 2.1.c).
  • Enterprises using the band must cooperate to avoid harmful interference and comply with the contents of their licenses (Article 2.2).
  • The 2390-2400 MHz band is reserved as a protective band and is not allocated to enterprises for use (Article 2.1.b).
  • This Circular abolishes certain provisions related to the 2300-2400 MHz band in Circular No. 18/2020/TT-BTTTT (Article 3.2).
  • This Circular takes effect from February 15, 2022.

🌐 Social impact of this document

  • Strengthen management of the band for the mobile communication system to ensure service quality.
  • Minimize interference between enterprises using the band.
  • Affected entities are those organizations/enterprises currently using the 2300-2400 MHz band.

❓ Frequently asked questions

How many blocks may an enterprise be licensed to use out of the total three blocks A1, A2, A3?

Each enterprise may only be considered for licensing not more than one block.

Is the 2390-2400 MHz band allocated for use by enterprises?

No, this band is reserved as a protective band.

Full text

MINISTRY OF INFORMATION AND COMMUNICATION

____________

Number:29/2021/TT-BTTTT

SOCIALIST REPUBLIC OF VIET NAM

Independence - Freedom - Happiness

_________________________

Hanoi, December 31, 2024

CIRCULAR

Frequency Band Plan for the 2300-2400 MHz Band for the IMT Mobile Communication System in Vietnam
cho hệ thống thông tin di động IMT của Việt Nam
___________________

Pursuant to the Radio Frequency Law dated November 23, 2009;

Pursuant to Decree No. 17/2017/NĐ-CP dated February 17, 2017, issued by the Government, on the functions, tasks, powers, and organizational structure of the Ministry of Information and Communications;

Pursuant to Decision No. 71/2013/QĐ-TTG dated November 21, 2013 of the Prime Minister promulgating the National Radio Frequency Spectrum Plan;

Pursuant to Decision No. 02/2017/QĐ-TTg dated January 17, 2017 of the Prime Minister amending and supplementing the National Radio Frequency Spectrum Plan issued pursuant to Decision No. 71/2013/QĐ-TTG dated November 21, 2013 of the Prime Minister;

At the proposal of the Director of the Radio Frequency Management Department,

The Minister of Information and Communications issues this Circular on the frequency band plan for the 2300-2400 MHz band for the IMT mobile communication system in Vietnam.

Article 1. Scope of Regulation and Applicability

2. Applicability:

This Circular plans the 2300-2400 MHz frequency band for deploying mobile communication systems according to the IMT-Advanced standard[1]and subsequent versions.

第二条 组织和实施奖励工作的支出水平,如政府第152/2025/NĐ-CP号决定关于分级授权和奖励领域的分权规定

This Circular applies to organizations, businesses, and individuals producing, importing, operating, and using radio equipment in Vietnam.

Article 2. Content of Planning

1. The 2300-2400 MHz frequency band shall be divided as follows:

a) The 2300-2390 MHz frequency band shall be divided into three time-division duplex (TDD) paired blocks, namely A1, A2, A3, each block having a width of 30 MHz.[2]) là A1, A2, A3, mỗi khối có宽带为30 MHz。

b) The 2390-2400 MHz frequency band shall be reserved as a guard band.

c) Each business shall be considered for authorization of not more than one block among the total of three blocks A1, A2, A3.

2. Businesses authorized to use frequencies within the 2300-2400 MHz frequency band shall cooperate with each other to avoid harmful interference, synchronize data frames of the TDD method, and comply with the contents of the frequency band usage permit.

Article 3. Implementation Provisions

1. This Circular takes effect from February 15, 2022.

2. Article 2, Clause 1, Clause 3, and other relevant provisions concerning the 2300-2400 MHz frequency band stipulated in Circular No. 18/2020/TT-BTTTT dated August 20, 2020 of the Ministry of Information and Communications on the frequency band plan for the 2300-2400 MHz and 2500-2690 MHz bands for the IMT mobile communication system in Vietnam are hereby repealed.

3. The Director of the Office, the Director of the Radio Frequency Management Department, the Heads of agencies and units under the Ministry of Information and Communications, and related organizations, businesses, and individuals are responsible for implementing this Circular.

4. In case of difficulties during implementation, they are requested to promptly report to the Ministry of Information and Communications (Radio Frequency Management Department) for guidance or consideration and resolution.

 

      

THE MINISTER

(Signed)

  

Nguyen Manh Hung

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Circular No. 29/2021/TT-BTTTT Planning the 2300-2400 MHz Band for the IMT Mobile Communication System in Vietnam
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