Tax Guide IRS Form 8300: report cash payments of over $10,000 electronically Anyone in a trade or business who receives cash payments in excess of $10,000 in a single transaction (or multiple related transactions) must report the receipt of said money ... Productivity Tax Return Transcripts If you plan to refinance or purchase a home, you will need to file a 4506-T form. Some sites and lenders will suggest that you submit this request by ...