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

Complete
United States → Suffolk County, New York, United States
Item Name Destination Amount Conditions
Lodging Boston / Cambridge, MA 349 USD per night Seasonal from October 1, 2025 – October 31, 2025; GSA non-standard area defined as: Suffolk, city of Cambridge.
Lodging Boston / Cambridge, MA 209 USD per night Seasonal from November 1, 2025 – February 28, 2026; GSA non-standard area defined as: Suffolk, city of Cambridge.
Lodging Boston / Cambridge, MA 291 USD per night Seasonal from March 1, 2026 – August 31, 2026; GSA non-standard area defined as: Suffolk, city of Cambridge.
Lodging Boston / Cambridge, MA 349 USD per night Seasonal from September 1, 2026 – September 30, 2026; GSA non-standard area defined as: Suffolk, city of Cambridge.
Meals and incidentals Boston / Cambridge, MA 92 USD per day GSA non-standard area defined as: Suffolk, city of Cambridge.; On the first and last day of travel, federal travelers receive 75% of the daily M&IE rate.
Lodging Riverhead / Ronkonkoma / Melville, NY 155 USD per night GSA non-standard area defined as: Suffolk.
Meals and incidentals Riverhead / Ronkonkoma / Melville, NY 86 USD per day GSA non-standard area defined as: Suffolk.; On the first and last day of travel, federal travelers receive 75% of the daily M&IE rate.

Source URL:
https://api.gsa.gov/travel/perdiem/v2/rates/conus/lodging/2026
This source provides information on travel rates in the United States.