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Fees Paid by the Fund and Related Party Transactions | 3 Months Ended
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Mar. 31, 2013
Fees Paid and Related Party Transactions [Abstract] |
Fees Paid by the Fund and Related Party Transactions | NOTE 3 — FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS USCF Management Fee Under the LP Agreement, USCF is responsible for investing the assets of US12OF in accordance with the objectives and policies of US12OF. In addition, USCF has arranged for one or more third parties to provide administrative, custody, accounting, transfer agency and other necessary services to US12OF. For these services, US12OF is contractually obligated to pay USCF a fee, which is paid monthly, equal to 0.60% per annum of average daily total net assets. Ongoing Registration Fees and Other Offering Expenses US12OF pays all costs and expenses associated with the ongoing registration of its units subsequent to the initial offering. These costs include registration or other fees paid to regulatory agencies in connection with the offer and sale of units, and all legal, accounting, printing and other expenses associated with such offer and sale. For the three months ended March 31, 2013 and 2012, US12OF incurred $29,362 and $2,366, respectively, in registration fees and other offering expenses. Directors’ Fees and Expenses US12OF is responsible for paying its portion of the directors’ and officers’ liability insurance for US12OF and the Related Public Funds and the fees and expenses of the independent directors who also serve as audit committee members of US12OF and the Related Public Funds organized as limited partnerships and, as of July 8, 2011, the Related Public Funds organized as a series of a Delaware statutory trust. US12OF shares the fees and expenses on a pro rata basis with each Related Public Fund, as described above, based on the relative assets of each fund computed on a daily basis. These fees and expenses for the year ending December 31, 2013 are estimated to be a total of $560,625 for US12OF and the Related Public Funds. Licensing Fees As discussed in Note 4 below, US12OF entered into a licensing agreement with the NYMEX on April 10, 2006, as amended on October 20, 2011. Pursuant to the agreement, through October 19, 2011, US12OF and the Related Public Funds, other than USBO, USCI, CPER, USAG and USMI, paid a licensing fee that was equal to 0.04% for the first $1,000,000,000 of combined net assets of the funds and 0.02% for combined net assets above $1,000,000,000. On and after October 20, 2011, US12OF and the Related Public Funds, other than USBO, USCI, CPER, USAG and USMI, pay a licensing fee that is equal to 0.015% on all net assets. During the three months ended March 31, 2013 and 2012, US12OF incurred $3,844 and $6,397, respectively, under this arrangement. Investor Tax Reporting Cost The fees and expenses associated with US12OF’s audit expenses and tax accounting and reporting requirements are paid by US12OF. These costs are estimated to be $200,000 for the year ending December 31, 2013. Other Expenses and Fees In addition to the fees described above, US12OF pays all brokerage fees and other expenses in connection with the operation of US12OF, excluding costs and expenses paid by USCF as outlined in Note 4 below.

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