What are reimbursable expenses

Reimbursable expenses are business-related costs paid out of pocket by an employee, contractor, or team member and later paid back by the company. That’s the simple definition. But in practice, there are two filters that matter:

• Was it genuinely for the business?
  
• Would your company have approved it if asked beforehand?
  

If the answer to both is yes, it’s usually reimbursable.

For example:

• A sales lead pays for a train to meet a customer → probably reimbursable
  
• A team member buys a second monitor without approval because they “needed it fast” → maybe, maybe not
  
• Someone upgrades to business class on a short domestic trip → probably not
  

Quick answer: It’s a legitimate business cost that was paid personally first and is later repaid by the company. They’re more like a backup route for spending that didn’t happen through a company-controlled system in the first place.

Why reimbursable expenses matter

Most founders don’t lose control because reimbursable expenses are huge but because reimbursements are usually:

• inconsistent
  
• submitted late
  
• hard to categorize
  
• weakly documented
  
• spread across too many channels
  

This is why reimbursable expenses matter beyond accounting. They affect:

• spend visibility
  
• approvals
  
• bookkeeping
  
• reporting
  
• policy enforcement
  
• employee experience
  

If you’re trying to protect margins or get a cleaner read on net earnings, reimbursements matter more than they seem because they often sit outside the systems where financial control is supposed to happen.

Reimbursable expenses taxability

Sometimes yes, but often not. It depends on how you handle them. In the US, reimbursements are generally not taxable to employees if they’re paid under what the IRS calls an accountable plan. That usually means three things:

• The expense has a business connection
  
• The employee substantiates it properly
  
• Any excess reimbursement gets returned within a reasonable time
  

The IRS also gives timing guidance that’s commonly used in practice:

• Expense advances within 30 days
  
• Substantiation within 60 days
  
• Excess returns within 120 days
  

If reimbursements don’t meet those standards, they may be treated as wages under a non-accountable plan, which can make them taxable. That’s why documentation matters, especially if you want those expenses to hold up against your broader list of deductible business expenses at tax time.

Founders’ insight: Most employees currently cannot deduct unreimbursed business expenses on their own federal return unless they fall into limited exception categories under current IRS rules.

Reimbursable vs non-reimbursable expenses

If you want a reimbursement system that actually holds up as the company grows, you need to get clear on what kind of expense you’re really dealing with in the first place. Here’s the easiest way to think about it:

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What usually counts as reimbursable expenses (common examples)

There’s no universal rulebook here. But most businesses reimburse the same core categories if the purchase is reasonable, documented, and clearly tied to work. Here are the reimbursable expenses most companies usually cover.

1. Business travel

This is one of the most common categories. If someone has to travel for work and pays personally, it usually falls under reimbursable expenses.

Usually includes:

• Flights
  
• Train tickets
  
• Hotel stays
  
• Taxis and rideshares
  
• Parking and tolls
  
• Mileage for approved work travel
  

2. Meals and client-related spend

This is common for sales, partnerships, and leadership teams. This is also where confusion starts, because not every meal is automatically reimbursable. A business purpose still needs to be clear.

It typically includes:

• Client lunches or dinners
  
• Team meals during approved travel
  
• Meals tied to conferences or work events
  

3. Work tools and small business purchases

This includes urgent or role-related purchases made for work. However, these small purchases often start showing up repeatedly and quietly become unstructured spending.

Examples:

• Adapters or chargers
  
• Office supplies
  
• Event materials
  
• Approved software bought temporarily on a personal card
  

4. Remote and hybrid work costs

This category varies a lot by company. The key is to predefine your rules clearly. Depending on policy, some businesses reimburse:

• Work phone usage
  
• Internet stipends
  
• Coworking day passes
  
• Equipment shipping costs
  

5. Learning and professional development

If the learning or skill development programs support the role and are approved in advance, it usually falls within reimbursable expenses. This can include:

• Conference tickets
  
• Training programs
  
• Certifications
  
• Industry memberships
  

What usually does not count as reimbursable expenses

Most reimbursement friction doesn’t come from obvious business purchases. It comes from the gray zone. If the company wouldn’t reasonably approve it before the purchase, it probably shouldn’t be reimbursed after the purchase. These are the non reimbursable expenses that most companies should define clearly from the start.

They typically include expenses like:

• Daily commute costs
  
• Personal meals
  
• Travel upgrades without approval
  
• Minibar or hotel extras
  
• Late fees or credit card interest
  
• Personal subscriptions
  
• Family or spouse travel costs
  
• Duplicate claims
  
• Purchases without documentation
  
• Personal electronics bought for convenience
  

Founders’ insight: This is where a lot of policy confusion happens. And if your team doesn’t know what falls under non reimbursable expenses, approvals become inconsistent fast. So, define a short “not covered” list inside your policy with plain-language examples (like personal upgrades, alcohol, late fees, or commuting) so managers and employees are working from the same rules.

How reimbursable expenses should be handled

Reimbursable expenses are normal. But if they’re happening constantly, they’re usually exposing a process gap, not just a spend category. It often means employees are fronting costs because access, approvals, budgets, or payment workflows are not set up properly. If you want reimbursable expenses to stay manageable, the workflow needs to be simple and consistent.

Here’s what clean handling usually looks like:

• A team member pays for a legitimate business cost personally.
  
• The expense is submitted with:
  

• Amount
  
• Date
  
• Vendor
  
• Category
  
• Business purpose
  
• Receipt
  

• A manager or finance reviewer checks:whether it fits policy
  

• whether it was approved
  
• whether documentation is complete
  
• whether the amount is reasonable
  

• The expense is reimbursed to the team member through payroll or accounts payable.
  
• The expense is recorded correctly. If reimbursable expenses are recorded badly, your reporting gets messy, your books get harder to clean up, and your business tax deductions list becomes harder to support later.
  

How to create a reimbursement policy that actually works

Most reimbursement policies fail because they’re too vague. A good policy should reduce judgment calls, not create more of them.

Here’s what to define clearly.

What qualifies: Spell out what counts as reimbursable expenses by category like travel, meals, supplies, software, remote work costs or professional development

What doesn’t: Be equally clear about non reimbursable expenses. This saves more time than almost anything else.

Spend limits: Set practical limits for things like hotels, meals, local transport and remote setup costs. Without this, “reasonable” becomes subjective.

Documentation rules: Require receipts, business purpose, vendor details and category selection. If your team can’t explain a purchase clearly, finance shouldn’t have to guess.

Submission deadlines: If claims show up three months late, your books get worse and your visibility drops. Set a simple window, like, ‘submit within 30 days’ or no claims after 60 or 90 days unless approved

Approval workflow: Define who approves what, which thresholds require escalation, what happens in edge cases. That alone can clean up a lot of noise.

When to reimburse and when to build a better spend system instead

This is the real decision point for growing businesses because reimbursable expenses make sense in some situations. They work well when:

• The purchase is occasional
  
• The amount is low
  
• The spend is unexpected
  
• There’s no practical way to route it through a company system first
  

But they break down when:

• Teams travel frequently
  
• Departments buy tools often
  
• Recurring vendor spend happens on personal cards
  
• Finance is constantly chasing receipts
  
• Reimbursement volume becomes normal
  

That’s usually when you stop needing a better reimbursement policy and start needing a better spend system. In practice, that often means:

• Company cards
  
• Pre-approvals
  
• Budget controls
  
• Centralized vendor payments
  
• Cleaner expense categorization
  
• Less out-of-pocket spending across the team
  

This is also where reimbursements connect to broader finance workflows like cash planning, expense visibility, and even automation of payroll if reimbursements are still being routed through payroll systems instead of cleaner spend channels.

Quick verdict: Reimbursements usually happen occasionally. But once it becomes routine, the smarter fix is the system, not the policy.

Build cleaner spend workflows with Aspire

At a larger scale, reimbursables expenses become expensive in a different way. Not because every claim is large, but because the process around them gets heavier: more approvals, more exceptions, more delayed visibility, and more cleanup after the fact. That’s why the better question is usually not just how to reimburse faster.

It’s: How do you reduce unnecessary reimbursements in the first place?

This is where Aspire¹ can be helpful to your business. Instead of relying too heavily on out-of-pocket claims, Aspire’s expense management solution helps you move more company spend into a cleaner, more controlled system.

Teams can spend through corporate cards², managers can approve based on custom spend policies, and finance gets real-time visibility across cards, claims, and budgets in one place. Aspire also supports receipt capture, direct reimbursements, spend limits, multi-level approvals, and accounting automation, so the process stays lighter as volume grows.

This way, you can build a spend workflow that gives your team the flexibility to move, while keeping finance structured, visible, and under control.

Disclaimer:

1. AFT US LLC, d/b/a Aspire, is a financial technology company, not a bank. The Deposit Account and banking services are provided by Column N.A., Member FDIC. FDIC deposit insurance covers the failure of an insured depository institution. Deposits in the Deposit Account are FDIC-insured through Column N.A., Member FDIC and Column's Sweep Program Network Banks. Certain conditions must be satisfied for pass-through FDIC insurance to apply.
   
2. The AFT Secured Commercial Charge Card is issued by Column, N.A., Member FDIC, pursuant to a license from Mastercard. Approval is subject to eligibility. Payment of the account balance is due in full daily.
   

FAQs

1. What is a reimbursable expense?
   

A reimbursable expense is a business cost someone pays for personally and the company pays back later. It only counts if the spend is legitimate, documented, and within policy.

1. What are non reimbursable expenses?
   

These are expenses the business should not repay. That usually includes personal purchases, unsupported claims, policy exceptions, late fees, upgrades, or anything without a clear business purpose.

1. Are reimbursable expenses tax deductible?
   

Some are, but not all in the same way. The key is whether they’re legitimate business expenses and properly documented within your company records and tax treatment setup.

1. Should growing businesses rely heavily on reimbursements?
   

Usually not. Occasional reimbursements are fine. But if they become frequent, they often signal that your spend process needs better controls upstream.

1. What’s the difference between reimbursable expenses and company card spend?
   

Reimbursable expenses are paid personally first and repaid later. Company card spend happens through a business-controlled system from the start, which usually gives you better visibility, cleaner approvals, and less admin.