Equitable Tax Service notified the California Attorney General of a data security incident occurring on March 16, 2017. The company engaged legal counsel and reported the incident to law enforcement, the California Franchise Tax Board, and the IRS. Systems were scanned for malware and found clean. The company switched to secure file sharing (ShareFile) and offered one year of LifeLock identity theft protection to affected clients. The specific nature of the breach and data types are not detailed in the provided summary, but tax-related PII and financial data are implied by the context of a tax service provider and IRS notification.