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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THE PROVISION TAKES PRECEDENCE OVER OTHER PROVISIONS CONTRARY TO IT), WHETHER EXPRESS OR IMPLIED, NONE OF THE LIMITATIONS OF LIABILITY (INCLUDING ANY LIMITATIONS REGARDING TYPES OF OR AMOUNTS OF DAMAGES OR LIABILITIES) CONTAINED ANYWHERE IN THIS AGREEMENT WILL APPLY TO VENDOR'S OBLIGATIONS UNDER THIS SECTION. 3.18 Insurance (a) With respect to Vendor's performance under this Agreement, and in addition to Vendor's obligation to indemnify, Vendor shall at its sole cost and expense: (i) maintain the insurance coverages and limits required by this Section and any additional insurance and/or bonds required by Laws: 1. at all times during the term of this Agreement and until completion of all Work associated with this Agreement, whichever is later; and 2. with respect to any coverage maintained in a "claims-made" policy, for two (2) years following the term of this Agreement or completion of all Work associated with this Agreement, whichever is later. If a "claims-made" policy is maintained, the retroactive date must precede the commencement of Work under this Agreement; (ii) require each Subcontractor who may perform Work under this Agreement or enter upon any Cell Site to maintain coverages, requirements, and limits at least as broad as those listed in this Section, when prorated for the value of the Work to be performed by such Subcontractor from the time when the Subcontractor begins Work, throughout the term of the Subcontractor's Work and, with respect to any coverage maintained on a "claims made" policy, if any, for two (2) years thereafter; (iii) procure the required insurance from an insurance company eligible to do business in the state or states where Work will be performed and having and maintaining a Financial Strength Rating of "A-" or better and a Financial Size Category of "VII" or better, as rated in the A.M. Best Key Rating Guide for Property and Casualty Insurance Companies, except that, in the case of Workers' Compensation insurance, Vendor may procure insurance from the state fund of the state where Work is to be performed; and 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. 25 Source: ATN INTERNATIONAL, INC., 10-Q, 11/8/2019 (iv) if requested, provide to AT&T or AT&T's third party administrator certificates of insurance stating the types of insurance and policy limits. Vendor shall provide or have the issuing insurance company provide at least thirty (30) days' advance written notice of cancellation, non-renewal, or reduction in insurance coverage, terms, or limits. (b) The Parties agree that: (i) the failure of AT&T to request such certificate of insurance or failure of AT&T to identify a deficiency will not be construed as a waiver of Vendor's obligation to maintain the insurance required under this Agreement; (ii) the insurance required under this Agreement does not represent that coverage and limits will necessarily be adequate to protect Vendor, nor shall it be deemed as a limitation on Vendor's liability to AT&T in this Agreement; (iii) Vendor may meet the required insurance coverages and limits below with any combination of primary and Umbrella/Excess liability insurance; and (iv) Vendor is responsible for any deductible or self-insured retention. (c) The insurance coverage required by this Section includes: (i) Workers' Compensation insurance with benefits afforded under the laws of any state in which the Work is to be performed and Employers Liability insurance with limits of at least: $500,000 for Bodily Injury - each accident $500,000 for Bodily Injury by disease - policy limits $500,000 for Bodily Injury by disease - each employee To the fullest extent allowable by Law, the policy must include a waiver of subrogation in favor of AT&T, its Affiliates, and their directors, officers and employees. In states where Workers' Compensation insurance is a monopolistic state-run system, Vendor shall add Stop Gap Employers Liability with limits not less than $500,000 each accident or disease. (ii) Commercial General Liability insurance written on Insurance Services Office (ISO) Form CG 00 01 12 04 or a substitute form providing equivalent coverage, covering liability arising from premises, operations, personal injury, products/completed operations, and liability assumed under an insured contract (including the tort liability of another assumed in a business contract) with limits of at least: $2,000,000 General Aggregate limit $1,000,000 each occurrence limit for all bodily injury or property damage incurred in any one (1) occurrence $1,000,000 each occurrence limit for Personal Injury and Advertising Injury Proprietary and Confidential This Agreement and information
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Extract the exact clause related to "Insurance" from the excerpt above.

assistant: Workers' Compensation insurance with benefits afforded under the laws of any state in which the Work is to be performed and Employers Liability insurance with limits of at least: $500,000 for Bodily Injury - each accident $500,000 for Bodily Injury by disease - policy limits $500,000 for Bodily Injury by disease - each employee