Mauritania offers several types of visas to accommodate various travel purposes. Here’s an overview:

1. Tourist Visa

• Purpose: For individuals visiting Mauritania for tourism, leisure, or to visit family and friends.
• Validity: Typically issued for a stay of up to 30 days.
• Application: Applications can be submitted online through the Mauritanian e-Visa Portal.

2. Business Visa

• Purpose: For travelers engaging in business activities, attending conferences, or meetings.
• Validity: Generally granted for the duration of the business activity, up to 90 days.
• Application: Applications are submitted through the Mauritanian e-Visa Portal.

3. Transit Visa

• Purpose: For travelers passing through Mauritania en route to another destination.
• Validity: Usually valid for up to 72 hours.
• Application: Available through the Mauritanian e-Visa Portal.

4. Medical Visa

• Purpose: For individuals seeking medical treatment in Mauritania.
• Validity: Varies based on the duration of the medical treatment.
• Application: Applications are submitted through the Mauritanian e-Visa Portal.

5. Diplomatic and Official Visas

• Purpose: For diplomats and government officials on official duties.
• Validity: Varies based on the nature of the assignment.
• Application: Applications are processed through the Mauritanian e-Visa Portal.

Visa Exemptions:

Citizens of the following countries do not require a visa for stays of up to 90 days:

• Algeria
• Argentina
• Australia
• Brazil
• Canada
• Egypt
• France
• Germany
• Italy
• Japan
• Morocco
• Netherlands
• Portugal
• Saudi Arabia
• Spain
• Tunisia
• United Kingdom
• United States

Additionally, holders of diplomatic and service passports from certain countries may enter Mauritania without a visa. 

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Application Process:

1. Access the Application Form: Visit the Mauritanian e-Visa Portal to start your application.
2. Complete the Form: Fill out the online application form with accurate and up-to-date information.
3. Gather Required Documents: Prepare necessary documents, including a valid passport, passport-sized photographs, proof of accommodation, and any additional documents specified by the embassy or visa agency.
4. Submit the Application: Submit your application and documents through the Mauritanian e-Visa Portal.
5. Pay the Visa Fee: Pay the applicable visa fee as instructed by the portal.
6. Await Processing: Processing times can vary; it’s advisable to apply well in advance of your travel dates.
7. Receive Your Visa: Once approved, you will receive your visa electronically or as a physical visa, depending on the application method.

Important Notes:

• Passport Validity: Ensure your passport is valid for at least six months beyond your intended stay.
• Supporting Documents: Carry all necessary documents, including proof of accommodation, return tickets, and sufficient funds.
• Health Requirements: Check for any vaccination requirements, such as yellow fever, especially if traveling from endemic areas.

For the most current and detailed information, please refer to the Mauritanian e-Visa Portal.