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September 11, 2020

2021 Special Trucker Per Diem Rates

Mark Sullivan- Per Diem Plus
Mark W. Sullivan, EA
Mark is our transportation industry expert and has nearly two decades of experience advising clients on IRS accountable per diem programs. 

Per Diem Plus Fleets

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2021 Special Trucker Per Diem Rates

The 2021 special trucker per diem rates for taxpayers in the transportation industry remain unchanged from 2019-2020 and are $66 for any locality of travel in the continental United States (CONUS) and $71 for any locality of travel outside the continental United States (OCONUS). See section 4.04 of Rev. Proc. 2019-48 (or successor).

  • Furthermore, it is section 4.04 that allows an Owner-Operator or a motor carrier that offers a company-sponsored per diem plan to deduct 80% of per diem. 
  • The tax deductibility of per diem is limited to 50% for the other substantiated per diem options governed by Section 4.01 and 5 of Rev. Proc. 2011-47.

View Notice 2020-71 that includes the 2021 special trucker per diem rates.

Have you noticed Per Diem Plus is suddenly not tracking your trips? The likely cause is location services settings have been changed on your device after software update by Apple or Google. This is an easy issue to fix.


  • Open Settings>Privacy>Verify Location Services are ON
  • Select Location Services>Per Diem Plus / Per Diem Plus Fleets
  • Set to "Always Allow"


  • Open Settings>Privacy>Permission Manager
  • Select Location>Per Diem Plus / Per Diem Plus Fleets
  • Set to "Allow all the time"

Are you unsure what per diem is or which drivers can claim travel-related expenses? Our tax experts answer the most common question in a prior post, Trucker Per Diem Simply Explained

Use our Fleet Per Diem Benefit Calculator to learn how much your fleet can save with Per Diem Plus Fleets.

Get in touch with the experts at Per Diem Plus today to discuss a smooth rollout for your system.

Per Diem Plus FLEETS is a configurable mobile application enterprise platform that automates administration of an IRS-compliant accountable per diem plan for truck drivers and fleets managers. No matter how big or small your company is, Per Diem Plus has a solution for you.

About Per Diem Plus

Per Diem Plus is a proprietary mobile software application that was designed by truckers and built by tax pros. It is the only IRS-compliant mobile app for iOS and Android that automatically tracks each qualifying day of travel in the USA & Canada and replaces ELD backups (logbooks) to substantiate away-from-home travel.

Disclaimer: This article is for information purposes only and cannot be cited as precedent or relied upon in a tax dispute before the IRS.

Copyright 2020 Per Diem Plus, LLC. Per Diem Plus proprietary software is the trademark of Per Diem Plus, LLC.®

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