[Ord. No. 856, § 2; Ord. No. 92-37, § 7.]
The following uses are permitted in all districts:
(a) 
All facilities owned or operated by the township.
(b) 
Signs conforming to the provisions of this article.
(c) 
Farming, on a lot or contiguous lots of three acres or more, except a commercial poultry farm or piggery, provided that nonresidential structures servicing the farm operation shall not contain gross floor area exceeding 0.4% of the area being farmed. No such structure shall have a gross floor area greater than 6,500 square feet unless approved as a conditional use meeting the conditional use standards of this Code and demonstrating that the proposed building and location would not have a negative effect on the landscape. Structures exceeding the gross floor area limitation set forth herein may be permitted as conditional uses, provided that they are necessary for the farming operation, do not disrupt or otherwise have a significant visual impact upon the landscape, are not for a farm use which utilizes a significant number of buildings or square footage, and does not have significant off-tract vehicular or other impacts. Farming shall include the seasonal sale on the farm of produce thereof; provided, that no use is made of a public right-of-way for such sale, for display or for customer parking, that no permanent signs are used and that all buildings used for such sale conform to the provisions of this article.
(d) 
Uses allowed elsewhere in this article or conditional uses in the district in question, but only in accordance with approval of such uses as provided in division 4 of this article.
[Ord. No. 2014-37; Ord. No. 856, § 2; Ord. No. 94-2, § 1.]
All uses not expressly permitted in this article are prohibited, including, but not by way of limitation, the following:
(a) 
Open air commercial amusements, except those in place for one week or less, for which a permit has been issued by the township committee.
(b) 
Airports, heliports and helistops, except for the landing of helicopters in emergency situations including medical emergencies or in drills in preparation for emergency situations.
(c) 
Commercial chicken or duck farms and piggeries.
(d) 
Commercial dog kennels.
(e) 
Quarrying.
(f) 
Slaughter houses and all food processing plants.
(g) 
Trucking terminals.
(h) 
Manufacturing, other than the manufacture, assembly or treatment of products in connection with permitted research or product development in the OR district, or clearly incidental to and solely used in the conduct of a permitted retail business on premises in business districts, SC districts or S districts.
(i) 
Commercial camps, except camps for children which are owned or operated by tax exempt or eleemosynary organizations and are on lots of less than 10 acres.
(j) 
Trailer camps and courts and mobile homes and, except as expressly permitted elsewhere in this article, the outdoor storage of house trailers and travel trailers.
(k) 
Junk yards.
(l) 
The dumping of garbage, trash, waste or scrap material of any kind, except clean fill by permit from the development enforcement officer or the sufferance of such dumping upon any such property by the owner or occupant thereof.
(m) 
Topsoil removal, except by permission of the township committee.
(n) 
Drilling for natural gas, using the drilling technique of hydraulic fracturing and exploring for natural gas beyond the reconnaissance phase.
Editor's Note: The provisions of Ordinance No. 2014-37 shall apply to the entire municipality of Princeton and the "Code of the Borough of Princeton, New Jersey 1974" shall be deemed amended accordingly.
(o) 
The operation of any and all classes of cannabis establishments or cannabis distributors or cannabis delivery services as said terms are defined in section 3 of P.L. 2021, c. 16 ((N.J.S.A. 24:61-33), but not the delivery of cannabis items and related supplies within Princeton by a cannabis delivery service located outside of Princeton.
[Added 8-9-2021 by Ord. No. 2021-23]
[Ord. No. 954, § 2; Ord. No. 1020, § 7; Ord. No. 2015-20]
No development or improvements shall be permitted on that portion of a lot having slopes of 25% or higher for a single family residential development or slopes of 15% or higher for any other type of land development permitted pursuant to this chapter. Slope calculation shall be based on contour intervals of 10 feet in accordance with standard engineering procedures. The applicant may utilize the topographic and flood plain maps on file with the Office of the Princeton Township Engineer or may prepare and submit at the applicant's expense more detailed land surveys and slope calculation data. The applicant shall be permitted to calculate the floor area ratio (F.A.R.) on the gross area of the lot to include that portion of the lot containing steep slopes as defined herein. A variance from the requirements of this section may be granted pursuant to Section T10B-13(c) from the strict application of the requirements set forth herein.