To rent a car in Tarija, you typically need to present a valid driver's license, a passport or national identification card, and a major credit card in the name of the main driver. Some car rental companies may also require an International Driving Permit (IDP) if your driver's license is not in a language that uses the Latin alphabet.

The fuel policy for car rentals in Tarija can vary depending on the car rental company. Some companies may provide a full tank of fuel and require you to return the car with a full tank, while others may provide a full tank and charge you for the fuel you use. Make sure to read the terms and conditions of your rental agreement or ask the car rental company about their fuel policy before renting a car.

Most car rental companies in Tarija require a credit card for renting a car. Debit cards are generally not accepted as a form of payment for car rentals. However, it is always best to check with the specific car rental company you plan to use, as policies may vary.

Car rental companies in Tarija typically offer the option to purchase insurance coverage. The cost of insurance may vary and is often not included in the initial rental price. It is recommended to carefully review the insurance options provided by the car rental company and consider purchasing adequate coverage for your needs.

If you return the rental car late in Tarija, you may be charged additional fees. The amount of the fee may vary depending on the car rental company and the duration of the delay. It is always best to inform the car rental company in advance if you anticipate returning the car late to avoid any additional charges.

Many car rental companies in Tarija allow you to cross the border with a rental car, but it is important to check with the specific car rental company beforehand. Some companies may restrict cross-border travel or require additional documentation such as a written authorization or additional insurance coverage. It is also important to be aware of any specific regulations or restrictions imposed by the country you plan to visit.