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HB 8706-2025Incident of flight test for civil aircraft (English PDF)

民用飞机试飞飞行事故征候判定标准

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Mandatory

Issue date

August 19, 2025

Implementation date

March 1, 2026

Scope

HB 8706-2025 is the English-translated version of 民用飞机试飞飞行事故征候判定标准.

HB 8706-2025 is the Chinese standard "Incident of flight test for civil aircraft". This standard specifies the criteria for determining flight accident symptoms during civil aircraft test flights.

This document is applicable to the determination of flight accident symptoms during civil aircraft test flights; other aircraft may refer to this standard. It was issued by Ministry of Industry and Information Technology. Issued on 2025-08-19, in force from 2026-03-01.

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Document preview — HB 8706-2025

National Standard of the People's Republic of China

ICS: 49.090
Classification: V35

Issued by: Ministry of Industry and Information Technology

1 Foreword

HB 8706-2025 was issued by Ministry of Industry and Information Technology on 19 August 2025 and has been in force since 1 March 2026.

2 Scope

This standard specifies the criteria for determining flight accident symptoms during civil aircraft test flights. This document is applicable to the determination of flight accident symptoms during civil aircraft test flights; other aircraft may refer to this standard.

3 About this standard

Sector: Aviation Industry Standard

Issued by: Ministry of Industry and Information Technology

English translation: about 15 pages (approximate)

4 Classification and status

International classification (ICS): 49.090

Chinese Standard Classification (CCS): V 35

Prefix HB: mandatory standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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