What an agreement says and what the lease actually is can be different. For example, your landlord may say that the agreement is not a rental agreement, but a “user license.” In addition to old leases, you should keep everything that documents the landlord-tenant relationship or supports the items you report on your tax return. If the IRS verifies your tax return and you are unable to provide the appropriate verification documents, you may be held liable for additional taxes and penalties. Examples of documents to keep are leasing drivers, tenant information records or other documents you gave to the tenant when moving in, rental application, credit information, checklists for one and exit inspections, rental receipts, and repair invoices. Keep old insurance policies for three years, even if you no longer have to deal with this insurer. For small repairs and capital improvements you make on a rental unit, keep supporting documents until you sell the property. File documents for major purchases, for example.B. Devices delivered by you with your checklist for insurance inventory. If they request the erasure of their data, it is probably better to say that you are obliged to keep it if the tax office asks you to present it. Everyone accepts it and you shouldn`t have any problems with them afterwards. .