; D.C. Official Code § 1–201.01 et seq.). 44. Pursuant to the requirements of 31 U.S.C. §§ 1341, 1342, 1349 to 1351, and 1511 to 1519, and D.C. Official Code §§ 47–105 and 47–355.01 to 355.08 (collectively, the Anti-Deficiency Acts ), the District cannot obligate itself to any financial commitment in any present or future year unless the necessary funds to pay that commitment have been appropriated and are lawfully available for the purpose committed. Thus, pursuant to the Anti-Deficiency Acts, nothing in the MSC Compact creates an obligation of the District in anticipation of an appropriation for such purpose, and the District’s legal liability for the payment of any amount under this MSC Compact does not and may not arise or obtain in advance of the lawful availability of appropriated funds for the applicable fiscal year. E. Tax Exemption 45. The exercise of the powers granted by this MSC Compact shall in all respects be for the benefit of the people of the District of Columbia, the Commonwealth of Virginia, and the State of Maryland and for the increase of their safety, commerce, and prosperity, and as the activities associated with this MSC Compact shall constitute the performance of essential governmental functions, the Commission shall not be required to pay any taxes or assessments upon the services or any property acquired or used by the Commission under the provisions of this MSC Compact or upon the income therefrom, and shall at all times be free from taxation within the District of Columbia, the Commonwealth of Virginia, and the State of Maryland. F. Reconsideration of Commission Orders 46. WMATA shall have the right to petition the Commission for reconsideration of an order based on rules and procedures developed by the Commission. 47. Consistent with section 16, the filing of a petition for reconsideration shall not act as a stay upon the execution of a Commission order, or any part of it, unless the Commission orders otherwise. WMATA may appeal any adverse action on a petition for reconsideration as