Follow the steps to successfully complete the CA Form 3840 online.

1. Click ‘Get Form’ button to obtain the form and initiate the filling process in the available online format.
2. Enter your name as shown on your California tax return and provide your Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN) in the designated fields.
3. If applicable, input your spouse's or Registered Domestic Partner's SSN or ITIN. Additionally, provide the California corporation number or Federal Employer Identification Number (FEIN) if relevant.
4. Fill out the street address, including the suite or room number and PMB number, if necessary. Ensure that the city, state, ZIP code, and any foreign address details are accurately filled in.
5. Select the appropriate classification from the options provided such as 'Individual', 'Estate', 'Trust', etc. Also, indicate whether this is an initial, amended, annual, or final filing.
6. For the exchange details, check the box indicating if it involves real property, personal property, or a related party, and provide necessary information such as names and identification numbers where prompted.
7. Proceed to Part I: Information on Like-Kind Exchange. Fill in the descriptions for the like-kind properties given up and received, along with the acquisition and transfer dates as outlined.
8. Complete Part II: Realized Gain or (Loss), Recognized Gain, and Basis of Like-Kind Property Received. Enter the relevant financial amounts as instructed, ensuring accuracy in calculations.
9. Once all necessary fields are completed and checked, you can choose to save your changes, download the completed form, print it out, or share it as needed.

Start filling out the CA Form 3840 online today for accurate reporting of your like-kind exchanges.