325315 — Compost Manufacturing
NAICS 325315 is 'Compost Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 550 employees.
Description
This U.S. industry comprises establishments primarily engaged in manufacturing compost through the controlled aerobic, biological decomposition and curing of biodegradable materials.
Overview Facts
| NAICS Code | 325315 |
|---|---|
| Industry Title | Compost Manufacturing |
| SBA Size Standard | 550 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 |
NAICS Structure: 325315
National Industry
Sector (2)
31-33
Manufacturing
Subsector (3)
325
Chemical Manufacturing
Industry Group (4)
3253
Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing
Industry (5)
32531
Fertilizer and Compost Manufacturing
National Industry (6)
325315
Compost Manufacturing
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 2875 - Fertilizers, Mixing Only (via SIC1987:2875→NAICS1997:325314→2002:325314→2007:325314→2012:325314→2017:325314→2022:325315)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 325315:
- 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 325315 a valid 2022 NAICS code?
NAICS 325315 is 'Compost Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 550 employees.
What is the SBA size standard for NAICS 325315?
The SBA small business size standard for NAICS 325315 is 550 employees (based on employees).
What is the legacy SIC code mapping for 325315?
NAICS code 325315 maps to the legacy 1987 SIC codes: 2875 - Fertilizers, Mixing Only.