Fixed Assets

Asset categories and useful life

Set up asset categories to organize fixed assets and define depreciation defaults.

Jul 11, 2026

Asset categories and useful life

Asset categories are templates that organize fixed assets by type and define the depreciation rules, useful life, and general ledger accounts used for each category. Creating categories upfront ensures consistent accounting treatment across all assets and simplifies asset creation later.

Why categories matter

Categories serve three key purposes:

  1. Organization: Group similar assets (e.g., all vehicles, all office equipment) so you can report and manage them together.
  2. Depreciation defaults: When you create a new asset in a category, it inherits the useful life, depreciation method, and salvage rate from the category. This prevents errors and saves time.
  3. Account mapping: Categories link to three general ledger accounts:
    • Asset account: where the capitalized cost is recorded (e.g., "Fixed Assets").
    • Accumulated Depreciation account: tracks the cumulative depreciation to date (a contra-asset, reducing the asset's book value).
    • Depreciation Expense account: where each month's depreciation is posted (e.g., "Depreciation Expense").

Before you start

  • You must have fixed assets administration permissions.
  • Ensure the required general ledger accounts exist for your asset types. For example, create accounts like:
    • "Fixed Assets — Vehicles"
    • "Accumulated Depreciation — Vehicles"
    • "Depreciation Expense"
    • These should already exist if your chart of accounts is complete.
  • Determine the standard useful life for each asset type in your organization (consult tax guidelines, depreciation policies, or your accountant).

Steps: Creating an asset category

  1. Go to Fixed Assets → Asset Categories (or Accounts → Fixed Assets → Categories). Open in Usystems

  2. Click New Category or Add Category.

  3. Fill in the category details:

    • Category Name: A clear name (e.g., "Vehicles," "IT Equipment," "Furniture," "Buildings").
    • Code: The system auto-generates a code. You may customize it if needed.
    • Description: Optional. For example, "All company vehicles including vans and trucks" or "Computers, printers, and networking equipment."
  4. Set the depreciation defaults that new assets in this category will inherit:

    • Depreciation Method: Choose Straight-line (recommended) or None if the category does not depreciate.
    • Useful Life (months): The standard number of months over which an asset in this category is depreciated. Examples:
      • Vehicles: 60 months (5 years)
      • Office furniture: 120 months (10 years)
      • IT equipment: 36 months (3 years)
      • Buildings: 240 months (20 years)
    • Salvage Rate (%): Optional. The estimated residual value as a percentage of the acquisition cost. For example, if you expect a vehicle to be worth 20% of its purchase price at the end of its useful life, enter 20. This reduces the depreciable base.
  5. Map the general ledger accounts for this category:

    • Asset Account: Select the account where fixed assets in this category are capitalized (debit side). E.g., "1500 Fixed Assets."
    • Accumulated Depreciation Account: Select the contra-asset account (credit side, reducing the asset). E.g., "1590 Accumulated Depreciation."
    • Depreciation Expense Account: Select the expense account where monthly depreciation is posted. E.g., "6000 Depreciation Expense."
  6. Click Save. The category is created and available for asset creation.

Editing a category

You can edit most category fields after creation. However:

  • Changing the account mappings affects only future depreciation postings; prior postings remain unchanged.
  • Changing useful life or salvage rate affects only new assets created after the change. Existing assets retain their original useful-life and salvage-rate values.

To edit:

  1. Go to Fixed Assets → Asset Categories.
  2. Click the category name or an Edit icon.
  3. Update the fields.
  4. Click Save.

Example categories and useful lives

Below are common asset categories and typical useful lives (check your organization's accounting policies or tax rules for your country):

CategoryDescriptionUseful LifeDepreciation Method
VehiclesCars, vans, trucks, delivery vehicles60 months (5 years)Straight-line
IT EquipmentComputers, servers, printers, networking equipment36 months (3 years)Straight-line
Office FurnitureDesks, chairs, shelving, cabinets120 months (10 years)Straight-line
Medical EquipmentDiagnostic, surgical, or patient-care equipment60–120 months (5–10 years)Straight-line
Machinery & EquipmentManufacturing, industrial, or workshop equipment60–120 months (5–10 years)Straight-line
BuildingsOffice buildings, warehouses, clinics240 months (20 years)Straight-line
Leasehold ImprovementsRenovations or improvements to leased spaceTerm of lease (up to 120 months)Straight-line
Tools & Equipment (Small)Hand tools, small workshop items (if capitalized)36 months (3 years)Straight-line
Non-Depreciating AssetsLand, artwork, or items held indefinitely—None

Accounting impact

Creating or updating a category does not itself generate transactions. However:

  • The category accounts are used each month when depreciation is posted.
  • Deleting a category does not delete assets in that category; the assets retain their original account mappings.

Tips & common mistakes

  • Align with tax rules: Different jurisdictions have standard useful lives for tax purposes (e.g., 5 years for vehicles, 27.5 years for residential buildings in the US). Check your local tax guidelines and align your categories accordingly.
  • Separate categories by useful life: If two types of vehicles have different expected lives (e.g., cars vs. heavy trucks), create separate categories so depreciation is calculated correctly for each.
  • Do not mix depreciating and non-depreciating assets: Land and non-depreciating assets should be in their own "Non-Depreciating" category with Depreciation Method = None.
  • Test the defaults: After creating a category, create one test asset in that category to verify that the depreciation defaults and account mappings are correct before creating many assets.

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