14.  Other Current Liabilities

The Company is a party to a Development and License Agreement with Carrier Corporation (“Carrier”) regarding the payment of royalties on the sale of each of the Company’s 200 kilowatt (“C200”) microturbines. Carrier earned $0.3 million and $0.2 million in royalties for C200 and C1000 Series system sales during the first quarter of Fiscal 2019 and 2018, respectively. Earned royalties of approximately $0.3 million and $0.2 million were unpaid as of June 30, 2018 and March 31, 2018, respectively, and are included in accrued expenses in the accompanying balance sheets. See Note 17—Subsequent Events for discussion with respect to an amendment to the Development and License Agreement with Carrier.