The City of Riverside requires hosts to obtain a business license and comply with the municipal Transient Occupancy Tax program before operating a short‑term rental. The city’s TOT ordinance requires that each transient occupant staying thirty days or less pay a 13 % tax, which the host must collect at the same time as rent and hold in trust for the city; returns are due monthly with penalties for late paymentriversideca.gov/finance/pdf/TOT.pdf#:~:text=Effective%20July%201%2C%202014%2C%20each,result%20in%20penalties%20being%20assessed. The Airbnb help guide notes that hosts must provide Riverside’s “Good Neighbor” brochure and follow the city’s short‑term rental ordinance, which includes registering for a business license and remitting TOThttps://www.airbnb.com/help/article/3844#:~:text=Step%201%3A%20Obtain%20a%20business,license. For details, see the City of Riverside’s TOT instructions (PDF).