What SIC codes are impacted by SB 205?
  • The State Water Board maintains an electronic list of regulated SIC codes:
  • Attachment A of the General Permit for Storm Water Discharges Associated With Industrial Activities (or Stormwater Industrial General Permit) identifies nine categories of facilities subject to enrollment under the Stormwater Industrial General Permit, including the following: 
    • Feedlots of a specific size (SICs 0211-0272);
    • Manufacturing Facilities (SICs 20XX-39XX and 4221-4225);
    • Oil and Gas/Mining Facilities (SICs 10XX-14XX);
    • Hazardous Waste Treatment, Storage, or Disposal Facilities (often SIC 4953);
    • Landfills, Land Application Sites, and Open Dumps (SIC 4953);
    • Recycling Facilities (SICs 5015 and 5093);
    • Steam Electric Power Generating Facilities (specific activities under SIC 4911);
    • Transportation Facilities (SICs 40XX through 45XX [except 4221-25] and 5171); and,
    • Sewage or Wastewater Treatment Works (SIC 4952)
  • To access a copy of Attachment A, Stormwater Industrial General Permit, click on the following link:

Show All Answers

1. What is Senate Bill 205 about?
2. What is the purpose of SB 205?
3. When was SB 205 signed into law?
4. Where can I find the full text and additional information about the law?
5. What does SB 205 require?
6. Does SB 205 impact all businesses?
7. What SIC codes are impacted by SB 205?
8. How do I find my SIC code to determine if I am impacted by SB 205?
9. What if my business has more than one SIC code?
10. My business falls under the regulated SIC codes, and I have a stormwater permit... so, what's next?
11. My business falls under the regulated SIC codes, and I DO NOT have a stormwater permit.. .so, what's next?
12. What if the city or county I am located in does not issue a business license?
13. Are there resources to help me learn more information about permit coverage?
14. How do I apply for coverage under the Industrial General Stormwater Permit?