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9 min read

How to Categorize Business Expenses

Categorize business expenses by matching each receipt or charge to one of twelve broad labels and reusing the same label for the same merchant every month. Freelancers and small business owners need consistency, not a complex chart of accounts. Inconsistent labels create rework at month-end and confuse exports. This guide includes a copy-paste category list, a merchant lookup table, and a 30-second rule for uncertain charges.

Illustration of business expenses sorted from a receipt into categories like Software, Marketing, Travel, Meals, and Bank Fees

Quick Answer

How do you categorize business expenses? Copy the twelve default categories below. Match each receipt, invoice, or bank charge to the closest label. Use the merchant lookup table for common merchants. Same merchant, same category, every month. If you are unsure, run the 30-second rule in the section below.

Default Category List (Start Here)

Copy this list into your bookkeeping tool, spreadsheet, or notes. Delete categories you never use. Do not add new ones unless the same type of spending repeats every month.

  1. Software & Subscriptions: apps, SaaS, hosting, domains
  2. Marketing: ads, sponsorships, paid promotion
  3. Travel: flights, hotels, rideshare, parking on business trips
  4. Meals: client lunches, team meals, coffee meetings
  5. Office Supplies: paper, ink, pens, small consumables
  6. Professional Services: accountant, lawyer, contractors, consultants
  7. Equipment: laptop, monitor, camera, durable hardware
  8. Utilities: internet, phone, electricity for business use
  9. Insurance: business liability, professional, property coverage
  10. Rent & Coworking: office rent, desk membership, studio space
  11. Shipping & Postage: USPS, FedEx, UPS, packaging
  12. Bank & Payment Fees: Stripe fees, PayPal fees, merchant charges

Most small businesses only need eight to twelve of these labels. A freelancer might use eight or nine. A small agency might use all twelve. Delete the rest. More categories usually means more decisions on every receipt. Adjust once with your accountant if needed.

Pick, Match, Note, Hold

One system. Four moves. Same order every month.

Pick, Match, Note, Hold

  1. Pick

    Use the default category list

  2. Match

    Same merchant, same label

  3. Note

    Unusual? Note, not new category

  4. Hold

    Keep names stable monthly

Four moves, same order every month.

Pick. Your categories are already chosen. Match the charge to an existing label.
Match. Same merchant, same category, every time. Use the lookup table below for common merchants.
Note. Unusual purchases get a one-line note, not a new category. A conference ticket is Travel with the event name in the note.
Hold. Keep category names stable all year. Rename only if your accountant asks.

If receipts are not in one place yet, how to organize business receipts covers capture first.

Merchant and Charge Lookup Table

Bookmark this section when categorizing receipts or organizing invoices. Find the merchant. Assign the category. Move on.

Merchant and Charge Lookup Table

Merchant / chargeCategory
Amazon (laptop, monitor, camera)
Hardware and durable gear
Equipment
Amazon (paper, ink, small items)
Consumables only
Office Supplies
ChatGPT / OpenAI
AI and productivity tools
Software & Subscriptions
Claude
AI assistant subscription
Software & Subscriptions
Gemini
AI assistant subscription
Software & Subscriptions
Canva
Design software
Software & Subscriptions
Adobe
Creative Cloud
Software & Subscriptions
Figma
Design and prototyping
Software & Subscriptions
Notion, Zoom, Slack, Microsoft 365
Recurring apps
Software & Subscriptions
AWS
Cloud hosting
Software & Subscriptions
GoDaddy
Domains and hosting
Software & Subscriptions
Shopify
Ecommerce platform fees
Software & Subscriptions
QuickBooks / Xero
Bookkeeping software
Software & Subscriptions
Google Ads
Paid search
Marketing
Facebook / Meta Ads
Paid social
Marketing
LinkedIn Ads
Paid promotion
Marketing
Mailchimp / Klaviyo
Email marketing tools
Marketing
Stripe fees
Payment processing
Bank & Payment Fees
PayPal fees
Payment processing
Bank & Payment Fees
Uber
Business transport
Travel
Lyft
Business transport
Travel
Starbucks / local cafes
Client or team meeting
Meals
Contractors (general)
People you hire for work
Professional Services
Upwork
Freelancer marketplace
Professional Services
Fiverr
Freelancer marketplace
Professional Services
Accountant
Bookkeeping and tax prep
Professional Services
Lawyer
Legal fees
Professional Services
USPS
Mail and packages
Shipping & Postage
FedEx / UPS
Shipping and delivery
Shipping & Postage
Business insurance
Liability, professional, property
Insurance
Rent
Office or studio rent
Rent & Coworking
Coworking (WeWork, desk pass)
Shared workspace
Rent & Coworking
Internet
Business broadband
Utilities
Phone
Business mobile or landline
Utilities
Laptop / monitor (retail)
Best Buy, Apple Store, etc.
Equipment
Flights / hotels
Business trips
Travel
Staples / Office Depot
Unless buying equipment
Office Supplies
Costco (supplies)
Mixed cart? Split by item type
Office Supplies

Amazon rule: Check what you bought. Hardware goes to Equipment. Paper, ink, and small consumables go to Office Supplies. When a single receipt mixes both, split the amounts if your tool allows it. If not, pick the dominant item type and add a one-line note.

Rideshare rule: Uber and Lyft for getting to a client meeting or airport are Travel. Food delivery to your home is not a business meal unless you have a clear business reason and your accountant approves that treatment.

What If I'm Not Sure Which Category to Use?

Open this section when a bank charge makes no sense. You have 30 seconds. The goal is a label now, not a perfect label.

The 30-second decision rule:

  1. Categorized this merchant before? Use the same category. Stop here.
  2. Over $200 or recurring monthly? Pick the closest category from the default list. Add a 5-word note. Flag it for your month-end review.
  3. Can you tell what was purchased? Check the lookup table. Use the closest match.
  4. Cryptic vendor name? Search email or your receipt folder for the amount or vendor. Thirty seconds max.
  5. Still stuck? Pick the closest broad category. Write a one-line note ("unknown SaaS charge, need receipt"). Move on.

An imperfect label you can explain beats a blank field you will dread fixing at month-end.

Real examples:

  • *SQ MYSTERY VENDOR $47: Search email for $47. Find the invoice. Categorize based on what it was. If you cannot find proof, pick the best guess plus a note.
  • PayPal transfer: Open PayPal. See who got paid. Contractor goes to Professional Services. Software goes to Software & Subscriptions.
  • Costco $214: Split mentally: $180 monitor (Equipment), $34 supplies (Office Supplies). If your tool allows split lines, use them. If not, pick the larger amount's category and note the rest.
  • Coffee shop, solo, no client: If it is personal, leave it out of business books. If it was a business meeting, Meals with a note. When in doubt about personal vs business, ask your accountant once and apply the rule going forward.

30-Second Category Decision Rule

Run this when you stare at a charge and cannot decide. Goal: label it in 30 seconds and move on.

  1. Step 1

    Have you categorized this merchant before?

    If yes

    Use the same category. You are done.

    If no

    Go to step 2.

  2. Step 2

    Is it over $200 or a monthly recurring charge?

    If yes

    Pick the closest category, add a 5-word note, flag for month-end review.

    If no

    Go to step 3.

  3. Step 3

    Can you tell what was purchased from the receipt or email?

    If yes

    Check the merchant lookup table. Use the closest category.

    If no

    Search email or your receipt folder for the vendor or amount.

  4. Step 4

    Still stuck after a 30-second check?

    If yes

    Pick the closest broad category, write a one-line note, move on.

    If no

    Same move: closest category plus note. Revisit at month-end if needed.

An imperfect label now beats a blank field you will dread fixing later.

Common Expense Categorization Mistakes

Creating too many categories. Eight to twelve labels is enough for most owners. Move detail into notes, not new labels.

A new category for every unusual expense. One conference, one contractor, one trial subscription does not need three new labels. Broad category plus note.

Same merchant, different category each month. Pick one label per merchant. Match every time.

Building an accountant-level chart of accounts. You are organizing spending, not running GAAP reporting. Mirror the broad buckets your accountant wants.

Twenty minutes on a $12 charge. Pick the closest category. Note if needed. Move on.

Renaming categories every quarter. Hold steady. Trends only matter if names stay the same.

Frequently Asked Questions

Quick Reference

Framework: Pick → Match → Note → Hold

Categories: Software & Subscriptions · Marketing · Travel · Meals · Office Supplies · Professional Services · Equipment · Utilities · Insurance · Rent & Coworking · Shipping & Postage · Bank & Payment Fees

Key merchants: ChatGPT · OpenAI · Canva · Google Ads · Stripe · PayPal · Uber · Amazon (see lookup table)

30-second rule: Same merchant before? Use it. Over $200? Closest category plus note. Otherwise? Lookup table, then closest match plus note if needed.

A Clear Next Step

Open last month's expenses. Copy the default category list into your tool. Run your ten most common merchants through the lookup table. Label them now.

This month: lookup first, Match second, Note when unusual, Hold your category names steady.

Related: How to organize business receipts · What documents does my accountant need? · What receipts should small businesses keep?

Written by

Jochem Smid, Founder, TapBooks
Jochem Smid

Founder, TapBooks

Helping small business owners organize receipts, prepare month-end files, and work better with their accountant.

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How to Categorize Business Expenses | TapBooks