Circular No. 57/2014/TT-BTNMT on technical regulations for calibration, inspection, maintenance, preservation, and economic-technical norms for regular maintenance and inspection of upper-air meteorological equipment.

Circular No. 57/2014/TT-BTNMT stipulates the calibration, inspection, maintenance, and preservation of upper-air meteorological equipment, as well as the determination of economic-technical norms for regular maintenance and inspection work. This document applies to agencies and organizations related to meteorological activities.

Document No.57/2014/TT-BTNMT
Document typeCircular
Issuing authorityMinistry of Agriculture and Environment
Signed byNguyễn Linh Ngọc — Thứ trưởng
Updated14/06/2026
Issued date10/10/2014
Effective date26/11/2014
Expiry date
StatusIn effect
✦ Smart summary

Circular No. 57/2014/TT-BTNMT stipulates the calibration, inspection, maintenance, and preservation of upper-air meteorological equipment, as well as the determination of economic-technical norms for regular maintenance and inspection work. This document applies to agencies and organizations related to meteorological activities.

Scope of application

Units under the Ministry of Natural Resources and Environment, Provincial Departments of Natural Resources and Environment, relevant organizations, and individuals.

Key points

  • The unit managing upper-air meteorological equipment shall not carry out calibration and regular inspection as prescribed (Article 1).
  • Units must maintain and preserve upper-air meteorological equipment in accordance with the technical requirements set forth in this circular (Article 2).
  • Economic-technical norms for regular maintenance and inspection of upper-air meteorological equipment are specifically defined in this circular (Article 1.2).
  • This circular takes effect from November 26, 2014.
  • Relevant units must implement and be responsible for the enforcement of this circular.

🌐 Social impact of this document

  • Enhance the quality of meteorological operations, helping to improve weather forecasting accuracy.
  • Requirements for agencies managing upper-air meteorological equipment to comply with calibration and maintenance regulations impose financial burdens on them.

❓ Frequently asked questions

From which date does this circular apply?

Circular No. 57/2014/TT-BTNMT takes effect from November 26, 2014.

What tasks must units managing upper-air meteorological equipment perform?

They must carry out calibration and regular inspections as prescribed in this circular.

How are economic-technical norms for regular maintenance and inspection of upper-air meteorological equipment determined?

They are specifically defined in the section on economic-technical norms for regular maintenance and inspection of upper-air meteorological equipment.

What responsibilities must relevant units undertake regarding this circular?

They must implement and be responsible for the enforcement of Circular No. 57/2014/TT-BTNMT.

Full text

MINISTRY OF NATURAL RESOURCES AND ENVIRONMENT
ENVIRONMENT

SOCIALIST REPUBLIC OF VIET NAM
Independence – Freedom – Happiness

Number: 57/2014/TT-BTNMT
Hanoi,October 10, 2014

CIRCULAR

ISSUING TECHNICAL REGULATIONS ON STANDARDS, INSPECTION, MAINTENANCE, AND STORAGE OF HIGH-ALTITUDE METEOROLOGICAL EQUIPMENT AND TECHNICAL-ECONOMIC RATES FOR REGULAR INSPECTION AND MAINTENANCE OF SUCH EQUIPMENT

REGULATING TECHNICAL-ECONOMIC RATES FOR REGULAR INSPECTION AND MAINTENANCE OF HIGH-ALTITUDE METEOROLOGICAL EQUIPMENT

HEIGHT NOT PROVIDED

Pursuant to the Ordinance on Exploitation and Protection of Hydro-Meteorological Works dated December 2, 1994;

Pursuant to the Decree No. 24/CP dated March 19, 1997 of the Government detailing the implementation of the Ordinance on Exploitation and Protection of Hydro-Meteorological Works; At the proposal of the Director General of the National Hydro-Meteorological Center, the Director of the Meteorology and Hydrology Department and Climate Change, the Head of the Planning Department, and the Head of the Legal Affairs Department.

Pursuant to Decree No. 21/2013/NĐ-CP dated March 4, 2013, promulgated by the Government, stipulating the functions, tasks, powers, and organizational structure of the Ministry of Natural Resources and Environment;

The Minister of Natural Resources and Environment promulgates Technical Regulations on calibration, inspection, maintenance, and regular storage of high-altitude meteorological equipment and Technical-Economic Rates for regular inspection and maintenance of such equipment.

1. Technical regulations on calibration, inspection, maintenance, and regular storage of high-altitude meteorological equipment;

Article 1. 1. National Technical Regulation on Railway Traffic Signals, number QCVN 21:2025/BXD.

2. Technical-economic rates for maintenance and regular inspection work of high-altitude meteorological equipment.

This Circular shall take effect from November 26, 2014.

Article 2. The Heads of the Ministry's Office, the Director General of the National Hydro-Meteorological Center, the Director of the Meteorology and Hydrology Department and Climate Change, the Heads of units under the Ministry of Natural Resources and Environment, the Directors of Provincial and Municipal Natural Resources and Environment Departments directly under the Central Government, relevant organizations, and individuals are responsible for implementing this Circular.

Article 3. In the course of implementation, if there are difficulties or obstacles, they are requested to report to the Ministry of Natural Resources and Environment for timely consideration and resolution./.

During implementation, if there are difficulties or obstacles, they are requested to reflect them to the Ministry of Natural Resources and Environment for timely consideration and resolution./.

DEPUTY MINISTER
DEPUTY MINISTER

Nguyen Linh Ngoc
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