Article 4: Use Standards
Section 4.3. Accessory Uses and Structures
4.3.5. Accessory Use-Specific Standards
Morrisville, NC
June 23, 2017
Unified Development Ordinance
Page 4-37
Table
4.3.4: Accessory Use/Structure TableP = Permitted as exempt from Site Plan Approval or with Minor Site Plan Approval by Town staff
A = Allowed subject to a PD Plan/Agreement
Blank Cell = Prohibited
(except Overlay Districts)
X = Prohibited
(Overlay Districts only)
Use Type
Base/Conditional Districts
MUPD
Overlay
Districts
Use-
Specific
Standard
PGO
VLDR
LDR
MDR
HDR
NAC
BAC
CAC
RAC
TOD
HCV
MS
TCC
TCR
RT
RNP
CC
OI
IM
AO-A
AO-B
FO
TCCO
Swimming Pool, Spa,
or Hot Tub
P P P P P P P P P P P P P P P P P P P
4.3.5.B.28Television, Radio, or
Wireless Cable
Antenna
P P P P P P P P P P P P P P P P P P P P
4.3.5.B.29Vehicle Fleet Storage
P
P P P P
4.3.5.B.30(Ord. No. 2014-016, 06/24/2014; Ord. No. 2014-022, 06/24/2014; Ord. No. 2015-002, 04/29/2015; Ord. No. 2016-001, 05/10/2016)
4.3.5.
Accessory Use-Specific Standards
A.
General
Standards for a specific accessory use or structure shall apply to the particular individual accessory use
or structure regardless of the zoning district in which it is located or the review procedure by which it is
approved, unless otherwise specified in this Ordinance. This section sets forth and consolidates the
standards for all accessory uses and structures for which a reference to this section is provided in the
“Use-Specific Standards” column of the accessory use/structure table in
4.3.4, Accessory Use/Structure Table,and in the same order as they are listed in the table. These standards may be modified by other
applicable standards or requirements in this Ordinance.
B.
Standards for Specific Accessory Uses and Structures
Accessory Apartment
An accessory apartment is allowed only as accessory to, and on the same lot as, a single-family
detached dwelling unit (excluding bungalow courts and pocket neighborhoods where it is expressly
prohibited), duplex dwelling unit, single-family attached dwelling unit, or a live/work dwelling,
subject to the following standards:
a.
There shall be no more than one accessory apartment on a lot.
b.
An accessory apartment may be a detached structure (e.g., an apartment above a detached
garage or a guesthouse).
c.
An accessory apartment may be within the principal dwelling (e.g., a downstairs or upstairs
apartment).
d.
A manufactured home, recreational vehicle, or travel trailer shall not be used as an accessory
apartment.
e.
The floor area of an accessory apartment within a principal dwelling shall be no more than
1,000 square feet (excluding carports and garages).
f.
The height of the accessory structure or use shall be visually subordinate to the principal
structure and shall in no instance exceed the height of the principal structure.
g.
At least one off-street parking space shall be provided in addition to those required for the
primary dwelling.
h.
An accessory apartment shall not be sold apart from the principal dwelling on the same lot.