19-4 Lease versus Buy

Big Sky Mining Company must install $2,000,000 of new machinery in its Nevada mine. It can obtain a bank loan for 100% of the purchase price, or it can lease the machinery. Assume that the following facts apply.

(1) The machinery falls into the MACRS 3-year class.

(2) Under either the lease or the purchase, Big Sky must pay for insurance, property taxes, and maintenance.

(3) The firm's tax rate is 40% .

(4) The loan would have an interest rate of 12%. It would be non-amortizing, with only interest paid at the end of each year for 4 years and the principal repaid at Year 4.

(5) The lease terms call for $350,000 payments at the end of each of the next 4 years.

(6) Big Sky Mining has no use for the machine beyond the expiration of the lease, and the machine has an estimated residual value of $225,000 at the end of the 4th year.

What is the NAL of the lease?