Retailers must file a sales tax return for every filing period, even if the retailer made no sales during the period and no tax is due. Typically, returns must be filed on a monthly, quarterly, or annual basis. View & Download Form DR 0100 (2024 Tax Filings Only) View & Download Form DR 0100 (2023 Tax Filings Only) View & Download Form DR 0100 (2022 Tax Filings Only)