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Mf Section C Manufacturing
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Class 2392 - Manufacture of clay building materials

PSIC Class 2392 covers Manufacture of clay building materials. Current child subclasses include Manufacture of Clay Building Materials. This four-digit layer is useful when comparing neighboring activities before...

Level Class
Hierarchy depth 4/5
Children 1
Last verified 2026-05-12
About this level

Practical summary

Class 2392 sits in the PSIC 2019 hierarchy under C Manufacturing > 23 Manufacture of other Non-metallic Mineral Products > 239 Manufacture of non-metallic mineral products, n.e.c.. This class usually fans out into more specific subclasses such as Manufacture of Clay Building Materials. 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 Manufacture of Clay Building Materials. 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 Manufacture of Clay Building Materials. 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: Manufacture of non-refractory ceramic hearth or wall tiles, mosaic cubes, etc. Manufacture of non-refractory ceramic flags and paving Manufacture of structural non-refractory clay building materials: ceramic bricks, roofing tiles, chimney pots, pipes, conduits, etc. Manufacture of flooring blocks in baked clay Manufacture of ceramic sanitary fixtures This class excludes: Manufacture of artificial stone (e.g. cultured marble), see 2220; Manufacture of refractory ceramic products, see 2391.

FAQ

What does PSIC Class 2392 cover?

PSIC Class 2392 is the four-digit layer that sits just above the final subclasses and usually defines the activity family for Manufacture of clay building materials.

How do I compare Class 2392 with the sibling classes?

Read the neighboring classes and compare the exact wording of the child subclasses. Nearby options include 2391 Manufacture of refractory products and 2393 Manufacture of other porcelain and ceramic products.

Why does Class 2392 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.