Key facts
Code summary
Code 4329
Official title Other construction installation
Version PSIC 2019
Source layer PSA / BSP
Section F - Construction
Cn
PSIC 2019 Navigation-first hub Class 4329 - Other construction installation
PSIC Class 4329 covers Other construction installation. Current child subclasses include Other Construction Installation. This four-digit layer is useful when comparing neighboring activities before landing on the...
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Child codes
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Nearby codes
About this level
Practical summary
Class 4329 sits in the PSIC 2019 hierarchy under F Construction > 43 Specialized Construction Activities > 432 Electrical, plumbing and other construction installation activities. This class usually fans out into more specific subclasses such as Other Construction Installation. It is the level people use when they already know the activity family but still need the exact five-digit match.
Administrative context
Where this code is used
This class is used when a business can already narrow the activity family and only needs to compare the final subclasses such as Other Construction Installation. It is the level most often checked before a five-digit decision is finalized.
Selection note
How to choose it
Use this class to choose between its final subclasses such as Other Construction Installation. If two options look close, compare the exact activity, the outputs and the way the business actually earns revenue.
Official note
Source-backed description
This class includes the installation of equipment other than electrical, plumbing, heating and air-conditioning systems or industrial machinery in buildings and civil engineering structures, including maintenance and repair. This class includes: Installation in buildings or other construction projects of: elevators, escalators; automated and revolving doors; lightning conductors; vacuum cleaning systems; thermal, sound or vibration insulation This class excludes installation of industrial machinery, see 3320.
FAQ
What does PSIC Class 4329 cover?
PSIC Class 4329 is the four-digit layer that sits just above the final subclasses and usually defines the activity family for Other construction installation.
How do I compare Class 4329 with the sibling classes?
Read the neighboring classes and compare the exact wording of the child subclasses. Nearby options include 4321 Electrical installation and 4322 Plumbing, Heat and Air-conditioning Installation.
Why does Class 4329 matter for a filing decision?
It is usually the last broad checkpoint before the five-digit subclass choice, so it is the right place to catch near-miss classifications.