Look up per diem reimbursement rates and mileage deductions for business travel worldwide.

Complete
United Kingdom → Montevideo, UY
Item Name Destination Amount Conditions
Meals Montevideo, Uruguay 46 USD per day Over 5 hours rate: covers subsistence expenses for a period of more than 5 but less than 10 hours, measured by reference to the times of arrival in and departure from the foreign country.
Meals Montevideo, Uruguay 111.5 USD per day Over 10 hours rate: covers subsistence expenses for a period of more than 10 but less than 24 hours, measured by reference to the times of arrival in and departure from the foreign country.
Meals and incidentals Montevideo, Uruguay 120.5 USD per day 24 hour rate: covers the total cost of meals and daily hotel-to-office travel for a full 24-hour period.; The actual room rate is paid in addition to this amount (source shows the rate as 'plus room rate').
Lodging Montevideo, Uruguay 143.5 USD per night No specific conditions
Breakfast Montevideo, Uruguay 0 USD per meal This amount is included in the room rate, so it is not paid separately on top of the lodging rate.
Lunch Montevideo, Uruguay 40.5 USD per meal No specific conditions
Dinner Montevideo, Uruguay 60 USD per meal No specific conditions
Incidentals Montevideo, Uruguay 0 USD per day Source row labelled 'Other': other expenses incurred during the day; employers may use the individual meal and other rates instead of the over 5 hour, over 10 hour and 24 hour rates.
Drinks Montevideo, Uruguay 11 USD per day No specific conditions
Transport Montevideo, Uruguay 9 USD per day Covers daily travel between the employee's hotel and office.
Total residual Montevideo, Uruguay 120.5 USD per day Total residual rate: intended to cover the total cost of meals in a period of 24 hours plus the cost of daily travel between the employee’s hotel and office; the 24 hour rate is the sum of the room rate and this total residual rate.

Source URL:
https://www.gov.uk/guidance/expenses-rates-for-employees-travelling-outside-the-uk
This source provides official travel rate information from gov.uk.