An Authorization approval is required when a change in use of a property may impact the ability of an existing septic tank system to function properly.  An authorization may be required when adding bedrooms to a home, replacing a dwelling, adding a hardship dwelling connection, changing the use of a system from residential to commercial, etc. The approval is known as an Authorization Notice. 

Forms and Applications

To apply for an Authorization approval the following information sheets and forms are available to download either individually or as a packet.