IATA第50期危险品规则(2009)显著修订和变化
即使运营人的政策是不承运危险品货物、邮件或供应品，仍必须向1.5B表中适用的雇员提供危险品培训。
1.5.5.3. A minimum period of 36 months following the last training date has now been specified for retention of dangerous goods training records. 1.5.5.3 增加培训记录最少36个月的保存期限要求。
1.6–Dangerous Goods Security 危险品的安保
1.6.3.3. The list of high consequence dangerous goods has been revised to include certain explosives assigned to Division 1.4, explosives in Division
1.5, Class 3 and Division 4.1 desensitized explosives.
1.6.3.3 高危危险品的种类有所扩展，增加：
1.4项中的某些爆炸品（13个UN编号）；
1.5项的爆炸品；
3类和4.1项中的减敏爆炸品。
2–Limitations限制
2.3–Dangerous Goods Carried by Passengers or Crew. 旅客和机组携带的危险品
The provisions for carbon dioxide, solid, small oxygen cylinders, underwater high intensity lamps (heat producing articles), lithium batteries and fuel cell cartridges have all been revised.
对干冰、小型氧气瓶、潜水灯、锂电池、燃料电池罐等规定进行修订。
2.7–Dangerous Goods in Excepted Quantities 例外数量危险品
The requirements for excepted quantities have been revised to align with the provisions in the UN Model Regulations. This includes the assignment of an “EQ” code from E0 to E5 to identify if a substance is permitted in excepted quantities, in what quantity per inner packaging and per package. The current IATA Dangerous Goods in Excepted Quantities label has been replaced by a new excepted quantity marking.
为遵守UN《规章范本》（橙皮书），对例外数量危险品的要求进行了修订，包括分配了一个由E0到E5的“EQ”代号，以便识别一种物质是否可以例外数量运输，以及内包装和外包装的允许数量。
例外数量危险品标签被更换成新的例外数量危险品标记（见图2.7B)。
2.9.2–State Variations.国家差异