4.5.   
   Within the , reference is made to “ ” in applying standards. For the purpose of application, this phrase shall apply in the following order, which lists the from the most restrictive (OS) to the least restrictive (I-2). The Planned Area Development (PAD) and Planned Community District (PCD) provide for the establishment of with distinct regulations as adopted by the Mayor and Council and, therefore, are exempt from the “ ” hierarchy.
“OS”
 
“IR”
Institutional Reserve
“RH”
Rural Homestead
“SR”
Suburban Ranch
“SH”
Suburban Homestead
“RX-1”
Residence
“RX-2”
Residence
“R-1”
Residence
“R-2”
Residence
“MH-1”
Mobile Home
“MH-2”
Mobile Home
“R-3”
Residence
“O-1”
Office
“O-2”
Office
“O-3”
Office
“P”
Parking
“RV”
 
“NC”
Neighborhood Commercial
“RVC”
Rural Village Center
“C-1”
Commercial
“C-2”
Commercial
“C-3”
Commercial
“MU”
 
“OCR-1”
Office/Commercial/Residential
“OCR-2”
Office/Commercial/Residential
“P-I”
Park Industrial
“I-1”
Light Industrial
“I-2”
Heavy Industrial