SB 205 SIC Code 4221, NPDES Stormwater Permit Requirements for Business Licenses in California
Is SIC Code 4221 subject to regulation under Senate Bill 205?
2026 California Stormwater Permit criteria for SIC Code 4221
Do business licenses with sic code 4221 require stormwater permit coverage for NPDES compliance? Answer: It depends on the degree of exposure and other factors. Learn More ›
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