Registry · SIC Index · Group 10

SIC 1044 — Silver Ores

SIC 1044 (Silver Ores) covers Silver Ores: Establishments primarily engaged in mining, milling, or otherwise preparing silver ores. The production of bullion at the mine or mill site is included.

Official OSHA SIC Manual Definition

Establishments primarily engaged in mining, milling, or otherwise preparing silver ores. The production of bullion at the mine or mill site is included.

Official Source Citation: OSHA SIC Manual — Industry 1044 (Silver Ores) (U.S. Department of Labor). Verified: 2026-08-08.

Description & Classification

SIC code 1044 representing 'Silver Ores' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.

Modern NAICS Crosswalk

Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:

Classification Details

SIC Code1044
Industry TitleSilver Ores
DivisionDivision B: Mining
Major GroupMajor Group 10: Metal Mining
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Source / VerifiedUS Census 1987 SIC Concordance / 2026-08-08

SIC vs NAICS Compliance & Common Mismatches

Legacy SIC code 1044 classifies commercial operations based on primary end-product or service output under the 1987 federal framework. In contrast, modern 2022 NAICS codes group establishments based on production process inputs.

When submitting public disclosures to SEC EDGAR or determining OSHA workplace safety log recordkeeping exemptions (29 CFR Part 1904), rely strictly on the official OSHA 4-digit SIC classification rather than an automated commercial translation.

💡 Expert Guidance: SIC to NAICS Conversion

Common Compliance Mistake: Many contractors and B2B analysts confuse legacy 4-digit SIC codes like 1044 with modern 6-digit NAICS codes. Ensure that you use the correct active 2022 NAICS code (e.g. from the crosswalk below) when submitting representations on SAM.gov, as federal contracting officers only accept modern NAICS codes.

Related Pages & Tools

Further regulatory reference links for legacy SIC code 1044:

Frequently Asked Questions (FAQ)

What industry sector is represented by legacy SIC code 1044? ▾

Legacy SIC code 1044 represents 'Silver Ores', categorized under Division Division B: Mining and Major Group Major Group 10: Metal Mining. The Standard Industrial Classification (SIC) system was developed in the late 1930s.

What is the modern 2022 NAICS equivalent for legacy SIC 1044? ▾

Legacy SIC code 1044 maps to the modern 2022 NAICS industry classifications: NAICS 212220 (Gold Ore and Silver Ore Mining). Mappings are resolved transitively across successive updates to handle splits.

Why do credit agencies and banks still reference legacy SIC code 1044? ▾

Registries like Dun & Bradstreet, insurance underwriters, and private platforms retain SIC code 1044 because their historical financial risk data and scoring models are indexed using the legacy 4-digit SIC framework.

Does the SEC EDGAR system allow searching public filings by SIC 1044? ▾

Yes. The SEC Division of Corporation Finance assigns a primary 4-digit SIC code to public companies. You can search the EDGAR database using SIC code 1044 to group reporting peer firms.

How do OSHA safety recordkeeping rules apply to SIC code 1044? ▾

Under 29 CFR Part 1904 safety regulations, OSHA references legacy SIC codes including 1044 to determine if a physical establishment is required to maintain daily injury logs (Form 300) or is partially exempt.

What is the structural difference between SIC 1044 and NAICS codes? ▾

SIC code 1044 classifies establishments based on their final product output or market destination (what they sell), while modern NAICS codes classify them based on production processes and inputs (how they work).

What are the typical business activities classified under legacy SIC 1044? ▾

Typical business activities classified under legacy SIC 1044 are the operations associated with 'Silver Ores'. Mapped modern NAICS codes can be referenced for specific current examples.

Is legacy SIC code 1044 uniform across all 50 U.S. states? ▾

Yes, the Standard Industrial Classification (SIC) system, including code 1044, was published as a federal standard and remains uniform nationwide. It is still referenced by various state workers' compensation boards and departments of labor.

Sources & References

  1. U.S. Department of Labor (OSHA): OSHA Standard Industrial Classification (SIC) Manual — Code 1044
  2. U.S. Census Bureau: 1987 SIC to 2022 NAICS Concordance Tables
  3. Federal Reserve Board: Industrial Production & Capacity Utilization Classifications
  4. Internal Revenue Service (IRS): Schedule C Principal Business Activity (PBA) Industry Concordance
  5. Office of Management and Budget (OMB): Standard Industrial Classification Systems Governance

Related Industries in Major Group 10

1011 - Iron Ores...1021 - Copper Ores...1031 - Lead and Zinc Ores...1041 - Gold Ores...1061 - Ferroalloy Ores, Except Vanadium...1081 - Metal Mining Services...1094 - Uranium-Radium-Vanadium Ores...1099 - Miscellaneous Metal Ores, NEC...