NR 120.13(4m)(4m) Department approval. The governmental unit shall obtain prior department approval when the total cost-share agreement amount, including amendments, exceeds $50,000 in state share. The department shall consider the cost-effectiveness of the best management practices and eligibility for cost-sharing under this chapter in making its decision whether to grant approval. NR 120.13(5)(5) Submittal to department. The cost-share agreement provider shall submit a copy of the cost-share agreement and amendments to the department within 30 days of execution. The department may deny reimbursement to the governmental unit for costs associated with the installation of a best management practice not in conformance with the cost-share agreement, the nonpoint source grant agreement or the priority watershed plan. NR 120.13(6)(a)(a) The cost-share agreement period shall be the period from the cost-share agreement signing through 10 years after the last practice is installed, unless all practices in the agreement are those identified in par. (c) 2., in which case the agreement shall end when cost-sharing ceases. NR 120.13(6)(b)(b) The period during which practices on a signed cost-share agreement may be installed may not extend beyond the grant period of the nonpoint source grant agreement for the watershed project. NR 120.13(6)(c)(c) Unless otherwise provided for in this paragraph, the operation and maintenance period for both cost-shared and not cost-shared best management practices shall begin when the practice is installed and shall end at least 10 years past the installation date for the last practice on the agreement. NR 120.13(6)(c)2.2. Except if required as a component of another practice, the following practices are exempt from the multi-year operation and maintenance period requirement and only need to be maintained during the years for which cost-sharing is received: NR 120.13(6)(c)3.3. When a practice in subd. 2. is required as a component of another practice in s. NR 154.04, the operation and maintenance period for the component practice shall be the same as the operation and maintenance period for the practice for which it is required. NR 120.13(7)(7) Failure to fulfill agreement. If the cost-share recipient fails to fulfill any terms of the cost-share agreement, including failing to install, operate and properly maintain the practices of the agreement, the full amount of cost-shared funds received by the cost-share recipient shall be repaid to the governmental unit who is the grantor of the agreement. The governmental unit grantor shall forward the repayment to the department. NR 120.13(8)(a)(a) If the practice becomes ineffective during the grant period of the nonpoint source grant agreement of a watershed project, the parties to the cost-share agreement may amend it to cost-share the replacement of the practice from funds allocated for the project, if the parties identify the appropriate maintenance period for the replacement practice. NR 120.13(8)(b)(b) If the practice becomes ineffective beyond the grant period of the nonpoint source grant agreement of the watershed project, the department may award a new grant agreement or modify and extend the project’s nonpoint source grant agreement. NR 120.13(9)(9) Change in ownership. If a change in ownership occurs during the cost-share agreement period, the new landowner shall be responsible for fulfilling all conditions of the cost-share agreement. Upon receiving written approval from the respective local governmental unit, the new landowner may implement alternative approved best management practices in order to obtain the water quality goals in the original agreement. NR 120.13(10)(10) Recording of cost-share agreements with register of deeds. NR 120.13(10)(a)(a) The governmental unit shall record the cost-share agreement and its amendments in the office of the register of deeds for each county in which the property is located if the cost-share agreement includes a riparian buffer, or payments under s. NR 154.03 (1) (i) 3., or if the total cost-share agreement amount exceeds the following: NR 120.13(10)(b)(b) The governmental unit shall record these documents prior to making reimbursements to the landowner or land operator. NR 120.13(10)(c)(c) A cost-share agreement may be exempt from the recording requirement if the cost-share agreement contains no other practices than the following: