Key facts
Code summary
Code 3311
Official title Repair of fabricated metal products
Version PSIC 2019
Source layer PSA / BSP
Section C - Manufacturing
Mf
PSIC 2019 Navigation-first hub Class 3311 - Repair of fabricated metal products
PSIC Class 3311 covers Repair of fabricated metal products. Current child subclasses include Repair of Fabricated Metal Products. This four-digit layer is useful when comparing neighboring activities before landing on...
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Child codes
These are the next codes most users should open after this hub page.
Nearby codes
About this level
Practical summary
Class 3311 sits in the PSIC 2019 hierarchy under C Manufacturing > 33 Repair and Installation of Machinery and Equipment > 331 Repair of fabricated metal products, machinery and equipment. This class usually fans out into more specific subclasses such as Repair of Fabricated Metal Products. 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 Repair of Fabricated Metal Products. 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 Repair of Fabricated Metal Products. 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 repair and maintenance of fabricated metal products of division 25. This class includes: (D28920 part Repair of metal tanks, reservoirs and containers Repair and maintenance for pipes and pipelines Mobile welding repair (D28994 part Repair of steel shipping drums (D28996 part Repair and maintenance of steam or other vapor generators Repair and maintenance of auxiliary plant for use with steam generators: condensers, economizers, superheaters, steam collectors and accumulators Repair and maintenance of nuclear reactors, except isotope separators Repair and maintenance of parts for marine or power boilers Platework repair of central heating boilers and radiators Repair and maintenance of fire arms and ordinance (including repair of sporting and recreational guns) This class excludes: Repair of central heating systems, etc., see 4322; Repair of mechanical locking devices, safe, etc., see 8020.
FAQ
What does PSIC Class 3311 cover?
PSIC Class 3311 is the four-digit layer that sits just above the final subclasses and usually defines the activity family for Repair of fabricated metal products.
How do I compare Class 3311 with the sibling classes?
Read the neighboring classes and compare the exact wording of the child subclasses. Nearby options include 3312 Repair of machinery and 3313 Repair of electronic and optical equipment.
Why does Class 3311 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.