system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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Acceptance prior to the effective date of such termination and pay any Maintenance Fees for Services performed under the Maintenance Addendum prior to the effective date of such termination. (h) Obligations upon Expiration or Termination - Upon expiration or termination of this Agreement, but prior to the effectiveness of full termination of the Agreement, AT&T may exercise any rights and remedies available to AT&T under this Agreement, at law or in equity, including AT&T's right to exercise any one or more of the Termination Remedies set forth in the Build Addendum, and Vendor shall, upon the request and at the expense (other than termination in accordance with Subsection (c) hereof) of AT&T: (i) return all papers, materials, equipment, assets and property of AT&T held by Vendor, including title and ownership to all Material, (ii) provide reasonable assistance as may be necessary for the orderly, non-disrupted continuation of the Services, (iii) transfer all of the contracts related to the Cell Sites to AT&T Proprietary and Confidential This Agreement and information contained therein is not for use or disclosure outside of AT&T, its Affiliates, and third party representatives, and Vendor except under written agreement by the contracting parties. 41 Source: ATN INTERNATIONAL, INC., 10-Q, 11/8/2019 as contemplated in the Build Addendum and (iv) reimburse AT&T for any AT&T Provided Equipment or other assets that are not installed at a Cell Site and cannot be returned in good working order (based on the acquisition costs plus taxes and shipping costs). Vendor also agrees to assist AT&T in coordinating the transfer of the provision of the Services to a successor contractor, which shall include continuing to provide the required level of Services until the date of expiration or termination and providing the successor contractor with all pertinent information about the Services. For the purposes of clarity and notwithstanding any other provisions herein, no termination under this Agreement shall relieve AT&T's obligation to make Structured Payments with respect to any Cell Sites that have reached Location Acceptance prior to the effective date of such termination and pay any Maintenance Fees for Services performed under the Maintenance Addendum prior to the effective date of such termination. 3.38 Third Party Administrative Services (a) Vendor acknowledges that a third party administrator will perform certain administrative functions for AT&T in relation to this Agreement. Such administrative functions may include: (i) Collecting and verifying certificates of insurance; (ii) Providing financial analysis; (iii) Verifying certifications under the Section entitled "Utilization of Minority, Women, and Disabled Veteran Owned Business Enterprises"; and (iv) Collecting and verifying Vendor profile information. (b) Vendor shall cooperate with such third party administrator in its performance of such administrative functions and shall provide such data as from time to time the third party administrator may request. Further, notwithstanding any other provision of this Agreement, Vendor agrees that AT&T may provide any information regarding Vendor to such third party administrator. AT&T shall contractually require the third party administrator to maintain confidentiality of Vendor's information with rights to use it solely for purposes of the administrative functions. Vendor agrees to pay the third party administrator an annual fee for the performance of these administrative functions, which annual fee shall not exceed three hundred dollars ($300.00), and a one-time set-up fee of thirty dollars ($30.00). AT&T agrees to reimburse Vendor for such fees listed as a line item expense on the invoice issued by Vendor to AT&T pursuant to Section 3.19 for the month immediately following such payment. 3.39 Third Party Beneficiaries. All AT&T Affiliates receiving Material or Services under this Agreement and the federal government of the United States shall be express third party beneficiaries under this Agreement. Except to the extent expressly set forth to the contrary in this Agreement (including with respect to Affiliates of AT&T and the U.S. Government), there are no third party beneficiaries of this Agreement, and this Agreement shall not provide any third Person other than AT&T Affiliates and the U.S. Government with any Proprietary and Confidential This Agreement and information contained therein is not for use or disclosure outside of AT&T, its Affiliates, and third party representatives, and Vendor except under written agreement by the contracting parties. 42 Source: ATN INTERNATIONAL, INC., 10-Q, 11/8/2019 remedy, claim, liability, reimbursement, claim of action or other legal or equitable right in excess of those existing without reference to this Agreement. 3.40 Title and Risk. Title to Material furnished by Vendor shall vest in AT&T immediately and automatically upon Location Acceptance (as defined in the Build Addendum)
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Extract the exact clause related to "Third Party Beneficiary" from the excerpt above.

assistant: All AT&T Affiliates receiving Material or Services under this Agreement and the federal government of the United States shall be express third party beneficiaries under this Agreement.