Persons who have paid a tax for diesel fuel lost, sold, or removed as provided in paragraph (4) of subdivision (a), or used in a nontaxable use, other than on a farm for farming purposes or in an exempt bus operation, shall, except as otherwise provided in this part, be reimbursed and repaid the amount of the tax.
Nothing contained in this section shall be construed as a refund of the tax for the use of diesel fuel in any motor vehicle operated upon a public highway within a military reservation, which highway is constructed or maintained by this state or any political subdivision thereof.
As used in this section, "military reservation" includes any establishment of the United States Government or any agency thereof used by the Armed Forces of the United States for military, air, or naval operations, including research projects.
Ca. Rev. and Tax. Code § 60501