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Classification Phraseology as of:
Classification Code:
ROCKET PROPELLANT MFG. — solid propellant
This classification applies to the manufacture of solid propellants for use in rockets, missiles and similar applications. This classification includes rocket fueling at launch sites.

The manufacture of gaseous rocket fuel shall be classified as 4635, Oxygen or Hydrogen Mfg.

The manufacture of explosives that are not more specifically described by another classification shall be classified as 4771(1), Explosive Mfg.

The manufacture of liquid rocket fuel shall be separately classified.

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Effective DatePure Premium RateNote
Prior Phraseology and Footnote:
Shown below is the previously published phraseology and footnoteEffective Date


This classification applies to the compounding of ingredients and the loading of same into containers. This classification also includes rocket fueling at launch sites.

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The Classification Search was developed by the WCIRB for your convenience to help you identify Standard Classifications based on keywords or a classification code. However, you cannot rely solely on the Classification Search and must make an independent assessment when determining the appropriate classification(s) assignable to a risk in accordance with the USRP.