A. 
Any property owner whose property can be served by gravity by a sewer constructed in any street by the City or with City funds after May 21, 1969, may be liable for an assessment, and any property owner who actually connects his property by any means to any public sewer after the effective date of this article, shall be assessed as provided in this article.
B. 
This article applies to all connections and extensions applied for after the effective date of this article and to connections to all public sewers existing on the effective date of this article, except that the betterment and entrance charges do not apply to users connected to sewers constructed within subdivisions in which the subdivider has paid all costs of the sewer construction and all applicable betterment and entrance charges.
C. 
No owner of a lot served by a sewer connection shall be obliged to pay any further betterment or entrance fees for the use of such connection after a building on that lot is replaced, provided that the new building is in the same or lesser peak sewage flow classification as the original structure. If the new building is in a higher peak sewage flow classification than the original structure, no use shall be made of the connection until the currently applicable entrance fees have been paid minus the fee which would currently be applicable to the original structure. If the City is requested to install a new connection, connection fees shall be charged at the rate in effect at the time the connection is installed.
A. 
The betterment charge is a one-time assessment against each property which can be served by gravity by a sewer constructed by the City or with City funds after May 21, 1969, or is connected to any public sewer constructed after May 21, 1969, either in a street, an easement, or a right-of-way.
B. 
The betterment charge is $8.10 per foot of a property's street frontage, as computed by § 255-57, regardless of the location or direction of the sewer.
C. 
One-half of the betterment charge shall be assessed against the owners of vacant property who are liable for assessment, and the amount paid shall be credited to the owners when the vacant property is developed and connected to the sewer.
D. 
Owners of properties whose frontage can be served only partially by gravity by new sewers shall pay betterment charges based on the number of front feet which can be served, in multiples of the then-existing minimum lot frontages required by the zoning ordinances, provided the portion not served is not in common use with the portion served.
A. 
The entrance charge is a one-time assessment against each property to provide service to the City's sewerage system, and the amount of the entrance charge is as follows:
(1) 
For residential or apartment developments or properties: $295 for each dwelling unit.
(2) 
For other types of developments (commercial, industrial, etc.), according to the following schedule based on anticipated gallons per minute (gpm) of peak sewerage flow from the property:
Gallons Per Minute
Fee
0 - 20
$295
20 - 40
$590
40 - 60
$885
60 - 80
$1,180
80 - 100
$1,475
100 - 120
$1,620
120 - 140
$1,765
140 - 160
$1,910
160 - 180
$2,055
180 - 200
$2,200
200 - 220
$2,270
220 - 240
$2,340
240 - 260
$2,410
260 - 280
$2,480
Each additional 20
Add $70
B. 
Upon application for sewerage service for developments other than residential or apartments, the applicant shall submit to the City Engineer an estimate of peak sewage flow from the development, together with any information requested by the City Engineer for verification of the estimate.
C. 
Additional entrance charges will be made, as provided herein, whenever the use of any service connection is increased over the use existing on December 29, 1975, or over the use contemplated in the original or subsequent application for service.
A. 
Any property owner of an existing one- or two-family residence who desires initial service from the municipal sewerage system when there is not an existing service connection shall be charged a connection charge of $600 for the City's performance and cost of installing a service connection from the main sewer to the property owner's property line. The $600 charge may be waived if the property owner performs the work at his or her expense after obtaining permission from the Board of Public Works. All work not performed by the City or its authorized representative shall be performed by a licensed drainlayer.
B. 
Any other property owner who desires initial service from the municipal sewerage system when there is not an existing service connection is responsible for performance of all work and all costs to bring service from the main sewer to the property owner's property line. All work shall be performed by a licensed drainlayer.
C. 
Any property owner who desires initial service from the municipal sewerage system by connecting to a previously constructed but unused service connection shall be charged a connection charge of $600.
D. 
Replacement or repair charges.
(1) 
One- or two-family residence. A property owner of a one or two- family residence who requires repair or replacement of an existing service connection to the municipal sewerage system shall be charged $600 for the City's performance and cost of replacing or repairing the existing service connection from the main sewer to the property owner's property line. The $600 charge may be waived if the property owner performs the work at his or her expense after obtaining permission from the Board of Public Works. All work not performed by the City or its authorized representative shall be performed by a licensed drainlayer.
(2) 
Any other property. A property owner of any other property who requires repair or replacement of an existing service connection to the municipal sewerage system is responsible for performance of all work and all costs to replace or repair the existing service connection from the municipal sewer to the property owner's property line. All work shall be performed by a licensed drainlayer.
Land subdividers who construct sewers and service connections as a part of the subdivision construction shall pay a betterment charge based on the amount of subdivision frontage on existing sewered streets, and shall pay the entrance charges. Subdividers constructing interceptor sewers, sewage pumping stations and force mains within the subdivision shall do so at no cost to the City. Such facilities and the land on which they are constructed or installed shall be deeded to the City for operation and maintenance.
A. 
Any property owner in the City whose property is not served by a public sewer may make an application to the City Engineer for extension of the sewerage system to serve the property. Information required for the application is shown on the application form provided by the City Engineer.
B. 
The City Engineer shall prepare a map showing the route of the necessary sewer extension to serve the applicant, together with the properties which would be subject to betterment charges, including the property owners' names and amount of assessable frontage.
C. 
The City Engineer shall attempt to ascertain in writing from each property owner whose property would be subject to betterment charges whether the owner is in favor of or opposed to the extension and the betterment charges.
D. 
The City Engineer shall submit the application and his findings to the Board of Public Works for disposition.
E. 
If all abutters subject to betterment charges are in favor of the requested extension, the Board may order that the extension be constructed after all abutters have paid their betterment charges. If all abutters subject to betterment charges are not in favor of the requested extension or have not paid their betterment charges within a reasonable time, the application shall go to the Board of Aldermen as a resolution, with supporting documents and recommendations for disposition. The Board of Aldermen shall take such action as is permitted by the City Code and the state statutes.
F. 
Upon a negative decision by the City under Subsecton E, any applicant may have the proposed extension constructed at the applicant's expense. The applicant shall be liable for all assessments and charges, as determined under this chapter, and the amount of the assessments and charges shall be reduced by the actual cost of the extension to the applicant.
G. 
Prior to the making of any assessment by the Board of Aldermen against the abutters for any sewer extension which has not been requested or assented to by them, the appropriate aldermanic committee shall hold a public hearing on the extension and assessment. All abutters shall be given seven days notice of the hearing in writing by the City Clerk.
The length of street frontage for properties against which betterment charges are made shall be computed according to one of the following:
A. 
Frontage on one street. The actual frontage on the street, except if computed under Subsection C(3).
B. 
Frontage on two or more streets. The average of the frontages including 1/2 the length of any curves between intersecting streets; provided, however, that such frontage shall in no event be less than the minimum frontage for the subject premises required under Chapter 190, Land Use, Part 2.
C. 
Cul-de-sac properties. Where a sewer serves properties on a cul-de-sac, the frontage shall be taken as the largest of the following:
(1) 
The width of the lot at the front of the house, whenever the frontage at the street line is less than that required by Chapter 190, Land Use, Part 2;
(2) 
The actual street frontage; or
(3) 
The minimum frontage required by the zoning ordinance.
A. 
All assessments and charges arising from the extension of or connection to the City's sewerage system shall become liens against the properties to which they apply, either by the voluntary action of the applicants or by resolution of the Board of Aldermen.
B. 
All assessments and charges against a property shall be paid in one lump sum payment prior to construction of extensions or connection, except as provided in Subsection C.
C. 
Deferred payments are available for owner-occupied residential properties, but do not include the betterment charge if the assessment is made to defray the cost of the sewer construction project. All assessments and charges against a property may be paid in five annual installments, and the amount of each installment shall not be less than 1/5 of the original amount due. Installments shall be due and payable on December 1 of each year, and interest will be charged at the rate allowed by NH RSA Chapter 149-I on the unpaid balance of each installment not paid when due. Any property owner qualified for deferred payments who makes a lump sum payment of all of their outstanding assessments and charges in full a minimum of 180 days prior to the due date of the final installment shall be entitled to a credit in the amount of 10% of the total remaining amount due. The 10% credit will be applied against the final payment at the time of such payment.
D. 
The owners of all properties who desire service to a public sewer will be required to pay the betterment charge existing at the time of issuance of permit (if the full betterment charge has not already been paid), the entrance fee existing at the time of issuance of the permit (if the entrance fee has not already been paid), and the connection charge.
E. 
In the event of a transfer of a property against which an assessment or charge has been permitted to be paid over time pursuant Subsection C, the amount remaining due for the assessments and charges, including any interest or other charges, shall become immediately due and payable on the date of such transfer.
Any person desiring an abatement of all or part of the assessments and charges made pursuant to this chapter shall apply in writing for an abatement to the Board of Public Works. The Board of Public Works shall place said application on the agenda for its next regular meeting, and shall notify the applicant in writing by certified mail of the date said application shall be considered. After the hearing, the Board shall forward its recommendation and the application to the Mayor and Board of Aldermen. The request for abatement shall be considered in the same fashion as a resolution, and the Mayor and Board of Aldermen may, for good cause shown, grant or deny all or part of the abatement requested pursuant to NH RSA 149-I:18.