An entity files this form to report: the income, deductions, and gains and losses from the operation of a real estate mortgage investment conduit (REMIC). Current Revision Form 1066 PDF Instructions for Form 1066 (Print Version PDF) Recent Developments IRS approves temporary use of e-signatures for certain forms -- 28-AUG-2020 Taxpayer Relief for Certain Tax-Related Deadlines Due To Coronavirus Pandemic -- 14-APR-2020 Other Items You May Find Useful All Revisions for Form 1066 About Publication 583, Starting a Business and Keeping Records About Publication 938, Real Estate Mortgage Investment Conduits (REMICs) Reporting Information About Publication 946, How To Depreciate Property About Publication 947, Practice Before the IRS and Power of Attorney Schedule Q (Form 1066), Quarterly Notice to Residual Interest Holder of REMIC Taxable Income or Net Loss Allocation PDF Other Current Products Related About Form 1065-X, Amended Return or Administrative Adjustment Request (AAR) About General Instructions for Certain Information Returns About Form 3520, Annual Return To Report Transactions With Foreign Trusts and Receipt of Certain Foreign Gifts About Form 7004, Application for Automatic Extension of Time To File Certain Business Income Tax, Information, and Other Returns