To facilitate the transfer, you must file a new Deed and Preliminary Change of Ownership (PCOR) Form with the County Recorder. A Preliminary Change of Ownership Report (PCOR) is required when transferring property to anyone.How does a change in ownership affect property taxes? What constitutes a change in ownership? Once the trust becomes irrevocable, a separate tax identification number must be obtained from the IRS. You can get in-person help at your local IRS Taxpayer Assistance Center. Call for an appointment after you find a Taxpayer Assistance Center near you. It must file an annual tax return, Form 1041, with the Internal Revenue Service (IRS) to report and pay any income tax due. Please complete and return enclosed claim form if you wish to qualify. 11926. Trustees Deed upon sale or Deed in Lieu of. Foreclosure.