Base for depreciation

A person owned a condo costing $650,000 for personal activities, but now has a fair market value of $605,000. The condo was transferred to a LLC owned by the owner of the condo to be used as office all the time. What is the basis of the condo to the LLC for determining depreciation? Identify the authority, relevant code section, and supporting RIA paragraph. If there are regulations, revenue rulings and court cases, identify these as well