325311 — Nitrogenous Fertilizer Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing nitrogenous fertilizer materials; (2) manufacturing fertilizers from sewage or animal waste; and (3) manufacturing nitrogenous materials and mixing with other ingredients into fertilizers.
Overview Facts
| NAICS Code | 325311 |
|---|---|
| Industry Title | Nitrogenous Fertilizer Manufacturing |
| SBA Size Standard | 1,050 employees |
| IRS PBA Code | 325300 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 325 → 3253 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 2873 - Nitrogenous Fertilizers (via SIC1987:2873→NAICS1997:325311→2002:325311→2007:325311→2012:325311→2017:325311→2022:325311)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 325311:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 3253
Frequently Asked Questions (FAQ)
Is 325311 a valid 2022 NAICS code?
NAICS 325311 is 'Nitrogenous Fertilizer Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 1,050 employees.
What is the SBA size standard for NAICS 325311?
The SBA small business size standard for NAICS 325311 is 1,050 employees (based on employees).
What is the legacy SIC code mapping for 325311?
NAICS code 325311 maps to the legacy 1987 SIC codes: 2873 - Nitrogenous Fertilizers.