N.H. Code Admin. R. C
RSA 482-A:3:
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(d) At the time the applicant files the application with the department, the applicant shall provide written notice of the proposed project to:
(1) All abutters, as defined in the rules of the department, unless exempted in such rules, which shall be provided by certified mail or other delivery method that provides proof of receipt. The applicant shall retain such receipts and provide copies to the department upon request. The department shall have no obligation to verify the identity of abutters or their receipt of notice. Any abutter who has actual notice of the filing of an application shall have no cause to challenge the application based on failure to receive written notice. Nothing in this subparagraph shall prevent the department from taking appropriate action in the event an applicant fails to provide the required notice or provides false information.
(2) The local river management advisory committee if the project is within a river corridor as defined in RSA 483:4, XVIII, or a river segment designated in RSA 483:15. Such notice shall be sent by certified mail or other delivery method that provides proof of receipt. The applicant shall retain such receipts and provide copies to the department upon request. The local river management advisory committee shall, under RSA 483:8-a, III(a)-(b), advise the commissioner and consider and comment on the permit application.
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XIV. (a) In processing an application for permits under this chapter, except for a permit by notification, the department shall:
(1) Within 14 days of receipt by the department, issue a notice of administrative completeness or send notice to the applicant, at the address provided on the application, identifying any additional information required to make the application administratively complete and providing the applicant with the name and telephone number of the department employee to whom all correspondence shall be directed by the designated department employee regarding incompleteness of the application. Each receipt of additional information in response to any notice shall re-commence the 14-day period until the department issues a notice of administrative completeness. Any notice of incompleteness sent under this subparagraph shall specify that the applicant or authorized agent shall submit such information as soon as practicable and shall notify the applicant or authorized agent that if the requested information is not received within 60 days of the notice, the department shall deny the application.
(2) Within 75 days of the issuance of a notice of administrative completeness for projects where the applicant proposes under one acre of jurisdictional impact and 105 days for all other projects, request any additional information that the department is permitted by law to require to complete its evaluation of the application, together with any written technical comments the department deems necessary. Such request and technical comments may be sent by electronic means if the applicant or authorized agent has indicated an agreement to accept communications by electronic means, either by so indicating on the application or by a signed statement from the applicant or authorized agent that communicating by electronic means is acceptable. Any request for additional information under this subparagraph shall specify that the applicant submit such information as soon as practicable and shall notify the applicant that if the requested information is not received within 60 days of the request, the department shall deny the application. The department may grant an extension of this 60-day time period upon request of the applicant.
(3) Where the department requests additional information pursuant to subparagraph (a)(2), within 30 days of the department's receipt of a complete response to the department's information request:
(A) Approve the application, in whole or in part, and issue a permit; or
(B) Deny the application and issue written findings in support of the denial; or
(C) Schedule a public hearing in accordance with this chapter and rules adopted by the commissioner; or
(D) Extend the time for rendering a decision on the application for good cause and with the written agreement of the applicant; or
(4) Where no request for additional information is made pursuant to subparagraph (a)(2), within 75 days from the issuance of the notice of administrative completeness for proposed projects under one acre of jurisdictional impact, or 105 days for all others:
(A) Approve the application, in whole or in part, and issue a permit; or
(B) Deny the application and issue written findings in support of the denial; or
(C) Schedule a public hearing in accordance with this chapter and rules adopted by the commissioner; or
(D) Extend the time for rendering a decision on the application for good cause and with the written agreement of the applicant.
(5) Where the department has held a public hearing on an application filed under this chapter, within 60 days following the closure of the hearing record, approve the application in whole or in part, and issue a permit or deny the application and issue written findings in support of the denial.
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(e) Any request for a significant amendment to a pending application or an existing permit which changes the footprint of the permitted fill or dredge area shall be deemed a new application subject to the provisions of RSA 482-A:3, I and the time limits prescribed by this paragraph. "Significant amendment" means an amendment which changes the proposed or previously approved acreage of the permitted fill or dredge area by 20 percent or more, relocates the proposed footprint of the permitted fill or dredge area, includes a prime wetland or surface waters of the state, includes a wetland of a different classification as classified by the department, or includes non-wetland areas requiring permits for filling and dredging. This meaning of "significant amendment" shall not apply to an application amendment that is in response to a request from the department.
RSA 482:2:
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II. (a) "Dam" means any artificial barrier, including appurtenant works, which impounds or diverts water and which has a height of 6 feet or more, or is located at the outlet of a great pond. A roadway culvert shall not be considered a dam if its invert is at the natural bed of the water course, it has adequate discharge capacity, and it does not impound water under normal circumstances. Artificial barriers which create surface impoundments for liquid industrial or liquid commercial wastes, septage, or sewage, regardless of height or storage capacity, shall be considered dams.
RSA 487:16:
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II. The term "exotic aquatic weeds" includes only those species of vascular aquatic plants which were not part of New Hampshire's native aquatic flora before 1950. Cabomba caroliniana and Myriophyllum heterophyllum are examples of exotic aquatic weeds.
N.H. Code Admin. R. C