A.
Home Occupations.
1.
Permitted home occupations in all residence districts shall be any business or occupation located within a single-family detached dwelling or other residential structure and carried on by a member of the immediate family residing within the dwelling in connection with which:
a.
The home occupation is incidental and secondary to the use of the dwelling for dwelling purposes and does not occupy more than 1/4 of the floor area of a story or cellar;
b.
There are no signs, display or activity that will indicate from the exterior that the building is being used, in part, for any purposes other than that of a dwelling;
c.
No commodities are to be stored or delivered for sale on the premises of a single-family detached dwelling or its accessory structure(s);
d.
There is no person other than one additional member of the immediate family residing on the premises employed or otherwise engaged in the home occupation;
e.
All activity is conducted completely within the dwelling unit;
f.
There are no special structural alterations or construction features to the dwelling, nor the installation of special equipment attached to walls, floors or ceilings;
g.
There is no perceptible noise, odor, smoke, electrical interference or vibration emanating from the structure or any danger to the surrounding neighbors;
h.
There is no more than one customer or client on the premises at the same time and;
i.
There is no activity between the hours of 10:00 p.m. and 8:00 a.m.
2.
In addition, permitted home occupations in all residence districts shall be any business or occupation conducted within any residential structure other than a single-family detached dwelling and carried on by a member of the immediate family residing within the dwelling unit in connection with which:
a.
The home occupation is incidental and secondary to the use of the dwelling unit for dwelling purposes and does not occupy more than 1/4 of the floor area of the dwelling unit;
b.
There are no signs, display or activity that will indicate from the exterior that the building is being used, in part, for any purposes other than that of a dwelling;
c.
No commodities are to be stored or delivered for sale on the premises or its accessory structure(s);
d.
There is no person other than one additional member of the immediate family residing on the premises employed or otherwise engaged in the home occupation;
e.
All activity is conducted completely within the dwelling unit;
f.
There are no special structural alterations or construction features to the dwelling unit, nor the installation of special equipment attached to walls, floor or ceilings;
g.
There is no perceptible noise, odor, smoke, electrical interference or vibration emanating from the dwelling unit or any danger to the surrounding neighbors;
h.
Customers or clients may not visit or enter the premises for commercial purposes;
i.
There is no activity between the hours of 10:00 p.m. and 8:00 a.m.
3.
The only modification to the standards in 1a above shall be those specified as special uses within the regulations of a Residence District.
B.
Required Usable Open Space.
1.
In all residence districts there shall be provided and perpetuated on every lot, used in whole or in part, for dwelling purposes, minimum usable open spaces as follows:
a.
For single-family detached, two family detached, and townhouses-the area of the required yards, except that when more than 30% of the required yards are occupied by off-street parking spaces and access drives, there shall be within the buildable area of the lot, usable open spaces having area equivalent to at least the area by which such uses exceed 30% yard coverage.
b.
For three-family detached and multiple-family dwellings in structures three stories or less in height-as set forth in "a" above, provided the usable open spaces shall not be less than 250 square feet of area per dwelling unit.
c.
For multiple-family dwellings in structures over three stories in height-as set forth in "a" above, provided the usable spaces shall not be less than 100 square feet dwelling unit.
C.
More than One Residential Structure on a Lot. There shall be no more than one residential structure located upon a single lot. When two or more structures which contain two family detached and townhouses or two or more three-family detached or multiple-family dwelling structures, or combinations thereof, are on a lot or on contiguous lots comprising a unified development under the same ownership or control, the application for development shall be processed as a Planned Development, and the spacing between buildings shall be as provided in the approved planned development documents.