14 CFR § 61.315 - What are the privileges and limits of my sport pilot certificate?
(b) You may share the operating expenses of a flight with a passenger, provided the expenses involve only fuel, oil, airport expenses, or aircraft rental fees. You must pay at least half the operating expenses of the flight.
(c) You may not act as pilot in command of a light-sport aircraft:
(1) That is carrying a passenger or property for compensation or hire.
(2) For compensation or hire.
(3) In furtherance of a business.
(4) While carrying more than one passenger.
(5) At night.
(6) In Class A airspace.
(7) In Class B, C, and D airspace, at an airport located in Class B, C, or D airspace, and to, from, through, or at an airport having an operational control tower unless you have met the requirements specified in § 61.325.
(8) Outside the United States, unless you have prior authorization from the country in which you seek to operate. Your sport pilot certificate carries the limit “Holder does not meet ICAO requirements.”
(10) In a passenger-carrying airlift sponsored by a charitable organization.
(12) When the flight or surface visibility is less than 3 statute miles.
(13) Without visual reference to the surface.
(14) If the aircraft:
(ii) Has a VH less than or equal to 87 knots CAS, unless you have met the requirements of § 61.327(a) or have logged flight time as pilot in command of an airplane with a VH less than or equal to 87 knots CAS before April 2, 2010.
(15) Contrary to any operating limitation placed on the airworthiness certificate of the aircraft being flown.
(17) Contrary to any restriction or limitation on your U.S. driver's license or any restriction or limitation imposed by judicial or administrative order when using your driver's license to satisfy a requirement of this part.
(18) While towing any object.