North America dominates the Steam Sterilization Indicator Strips market with a 38% share, propelled by the Joint Commission’s stringent infection-control mandates, a dense network of 6,000+ ASCs, and rapid conversion to Class 5 integrators. Europe, 29% of the global pie, is accelerating under the EU MDR’s traceability clauses, combined tenders driving volume contracts, and green-procurement schemes favoring lead-free chemistry. Asia Pacific—the fastest-growing region at 19% share—benefits from India’s 1,500-hospital public upgrade program, China’s NHC policy that ties reimbursements to sterilization compliance, and surging private capex in Indonesia and Vietnam, yielding an 11% CAGR regional forecast. Latin America (9%) is gaining traction as Brazil’s Ministry of Health earmarks USD 90 million for indicator consumables and Mexico’s IMSS expands central sterile supply departments. Middle East & Africa (5%) is emerging with Saudi Vision 2030 hospital PPPs, South Africa’s NDoH quality-assurance circular, and UAE mandatory accreditation for outpatient clinics, though constrained by fragmented procurement channels.