Shell Oil Co. v. U.S. Department of Labor

# Shell Oil Co. v. U.S. Department of Labor **What Happened** Shell Oil challenged a decision by the federal Occupational Safety and Health Administration (OSHA) to approve California's Proposition 65 amendment. This amendment was added to California's workplace safety program. Shell Oil believed OSHA's approval was unfair and violated federal law. **What the Court Decided** The court sided with OSHA and California. The judge ruled that OSHA acted properly when it approved the amendment—the decision was reasonable, based on the law, and not arbitrary. The court also dismissed Shell Oil's other challenge about OSHA's enforcement practices, saying it was no longer relevant to decide. **Why This Matters for Workers** This ruling means that federal approval of state workplace safety programs can withstand legal challenges from employers. It protects workers in states like California whose safety standards have been approved by federal authorities. The decision reinforces that OSHA has authority to approve state safety amendments designed to protect workers from hazardous substances and unsafe conditions.