Applications for an amendment to the Carroll County Master Plan for Water and Sewerage must provide complete information and be signed by the applicant requesting the amendment and by the owner of the affected property. Questions pertaining to the information required on the application may be directed to the Carroll County Department of Planning.

The Spring 2012 Amendment Cycle consists of two (2) amendments to the 2011 Carroll County Water and Sewer Master Plan. The first proposed amendment is to remove Section 8 of the Walnut Ridge Subdivision which is 15.005 acres from the Westminster Existing/Final Planning Water Service Area (W-1) to the No Planned Water Service Area (W-7). The Westminster Planning Commission certified consistency with the City's 2009 Master Plan at the City's February 9, 2012 Planning Commission meeting.

The second proposed amendment adds two new projects to "Planned Public Sewer Projects for New Windsor" (Table J) of the New Windsor Sewer section within the Carroll County Water and Sewer Master Plan. The New Windsor Planning Commission certified that this was consistent with the Town's 2010 Master Plan at the Town's February 27, 2012 Planning Commission meeting. The Carroll County Planning and Zoning Commission certified the proposed amendments as consistent with the Carroll County Master Plan at their March 20, 2012 meeting. The Carroll County Board of Commissioners have scheduled a public hearing for the Spring 2012 Amendment Cycle on May 31, 2012 at 10:00 a.m. in Room 311 of the County Office Building.

The Fall 2010 Special Amendment Cycle modifies the Hampstead Water and Sewer Service Areas to reflect recommended changes contained in the recently adopted 2010 Hampstead Community Comprehensive Plan. The Carroll County Planning and Zoning Commission certified the Fall 2010 Special Amendment as consistent with the Carroll County Master Plan at its September 21, 2010 meeting. The County Commissioners had a duly advertised public hearing on the amendment on October 28, 2010. As a result of the public hearing and subsequent deliberations by the Board, a modification was made to the proposed water service area amendment. The Board approved the amendments as originally proposed, excepting the Michael property (Map 41, Parcel 495); this property was recommended for further evaluation as part of the triennial update process.

The Fall 2009 Amendment Cycle consists of one (1) amendment to the Carroll County Master Plan for Water and Sewerage. The Carroll County Planning and Zoning Commission certified the Fall 2009 Amendment as consistent with the Carroll County Master Plan at its October 20, 2009 meeting. The County Commissioners conducted a duly advertised public hearing on the amendment on December 17, 2009, and immediately thereafter acted to adopt the amendment. The Maryland Department of the Environment (MDE) approved the Fall 2009 Amendment Cycle on January 5, 2010. This amendment is now in effect and is officially part of the Carroll County Master Plan for Water and Sewerage.

The Spring 2008 Amendment Cycle consists of two (2) amendments to the Carroll County Master Plan for Water and Sewerage. The Carroll County Planning and Zoning Commission certified the Spring 2008 Amendments as consistent with the Carroll County Master Plan at its March 18, 2008 meeting. The County Commissioners conducted a duly advertised public hearing on the amendments on May 27, 2008, and immediately thereafter acted to adopt the amendments. The Maryland Department of the Environment (MDE) approved the Spring 2008 Amendments on September 17, 2008. These amendments are now in effect and are officially part of the Carroll County Master Plan for Water and Sewerage.