# NAICS 324110: Petroleum Refineries

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [324110 Petroleum Refineries](https://bidrover.com/naics/324110)

This industry comprises establishments primarily engaged in refining crude petroleum into refined petroleum. Petroleum refining involves one or more of the following activities: (1) fractionation; (2) straight distillation of crude oil; and (3) cracking.

- NAICS code: 324110
- Title: Petroleum Refineries
- Sector: 31-33 Manufacturing
- Subsector: 324 Petroleum and Coal Products Manufacturing
- Industry group: 3241 Petroleum and Coal Products Manufacturing
- SBA size standard: 1,500 employees
- Open bids on BidRover: 0

## Open bids (0)

No open bids cite this code right now.

## Frequently asked questions

### What is NAICS code 324110?

NAICS 324110 is "Petroleum Refineries" in the 2022 North American Industry Classification System, in sector 31-33 (Manufacturing). This industry comprises establishments primarily engaged in refining crude petroleum into refined petroleum. Petroleum refining involves one or more of the following activities: (1) fractionation; (2) straight distillation of crude oil; and (3) cracking.

### What is the SBA size standard for NAICS 324110?

A business is small under NAICS 324110 at or below 1,500 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 324110?

No open bid in BidRover cites NAICS 324110 right now. Many state and local notices do not list a NAICS code, so a keyword alert for this work catches more of them.

### How do I get alerts for NAICS 324110 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [322120 Paper Mills](https://bidrover.com/naics/322120)
- [324191 Petroleum Lubricating Oil and Grease Manufacturing](https://bidrover.com/naics/324191)
- [324199 All Other Petroleum and Coal Products Manufacturing](https://bidrover.com/naics/324199)
- [325199 All Other Basic Organic Chemical Manufacturing](https://bidrover.com/naics/325199)
- [325998 All Other Miscellaneous Chemical Product and Preparation Manufacturing](https://bidrover.com/naics/325998)
- [211130 Natural Gas Extraction](https://bidrover.com/naics/211130)
- [325110 Petrochemical Manufacturing](https://bidrover.com/naics/325110)
- [331110 Iron and Steel Mills and Ferroalloy Manufacturing](https://bidrover.com/naics/331110)

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Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.