Potential law changes could mean big tax refunds for these businesses

A Baltimore accounting firm is urging cannabis companies to prepare for a change in federal law that could result in millions of dollars in tax refunds. Vadim Ronzhes, tax director at Towson-based Rosen, Sapperstein & Friedlander, is advising cannabis firms across the state to file a protective claim with the IRS because the federal government faces several legal actions and new regulations that could change how the nascent industry is taxed.