N.Y. Comp. Codes R. & Regs. tit. 14, § 841.15
(b) Allowable capital costs may include:
(f) Allowable capital costs shall be determined in accordance with the following:
(h) Depreciation shall be based upon the historical cost and useful life of buildings, fixed equipment and/or capital improvements.
(1) Historical cost shall be determined as follows:
(x) The commissioner may allow an alternative historical cost of ownership of real property obtained from a related party. The commissioner may allow such alternative historical cost if the following conditions are met:
(2) Useful life of depreciable assets shall be determined as follows:
(4) Reasonable and necessary interest on capital indebtedness is an allowable cost if the debt generating the interest is approved by the commissioner and incurred for authorized purposes, and the principal of the debt does not exceed that which is either approved by the commissioner or the cost of the authorized purposes. Capital indebtedness shall mean all debt obligations that are:
(vi) For interest on capital indebtedness to be considered an allowable cost:
(i) Costs related to Dormitory Authority loans shall be allowable as follows:
(j) Costs of ownership of moveable equipment and personal property shall be allowable in the amount of depreciation and interest if the purchase is made through a multiple bid process. Depreciation shall be based upon the historical cost and useful life.
(5) Costs of leasing moveable equipment and personal property shall be allowable as follows:
(ii) If lease payments are made to a related party, allowable costs shall be the lesser of:
(l) Costs relating to leases for real property are subject to the following conditions: