IT Services Invoice Template
IT providers bill a blend of recurring managed-service retainers, hourly support, software licenses and hardware pass-through. This template separates each so clients see what's a fixed fee, what's billable time, and what's a reimbursable license or device — the split that gets MSP invoices approved fast.
Last reviewed 2026-07-08
Template preview
- From:
- Stackpoint IT · billing@stackpoint.io
- Bill to:
- Client Co · ap@client.com
- Invoice #:
- SP-2026-192
- Billing period:
- Jun 2026
- Due date:
- 2026-07-30 (Net 30)
| Description | Qty / hrs | Rate | Amount |
|---|---|---|---|
| Managed IT support (monthly retainer) | 1 | $1,800.00 | $1,800.00 |
| Ad-hoc support — server migration | 6 | $140.00 | $840.00 |
| Microsoft 365 licenses (per seat) | 20 | $12.50 | $250.00 |
| Hardware — replacement SSD (at cost) | 2 | $95.00 | $190.00 |
| Subtotal | $3,080.00 | ||
| Tax (if applicable) | $246.40 | ||
| Total due | $3,326.40 | ||
How to fill in each field
Retainer vs hourly
Bill the managed-service retainer as one line; put ad-hoc work at your hourly rate.
Common mistake: Absorbing project work into the retainer and under-billing.
Licenses per seat
Show recurring software licenses by seat count so clients can reconcile users.
Common mistake: A lump 'software' charge with no seat basis.
Hardware pass-through
List hardware at cost (or agreed markup) as its own line.
Common mistake: Undisclosed hardware markups that clients later challenge.
Billing period
State the service period for recurring lines, separate from the issue date.
Common mistake: No period shown, so recurring charges can't be verified.
Related templates & variants
This is the IT/MSP variant of our invoice. SaaS vendors use the SaaS version; consultants the consulting version; broad use is on the invoice pillar page.
Download a professional invoice template in Word, Excel, CSV or Google Docs.
A SaaS invoice template built for recurring MRR, per-seat pricing and mid-cycle proration.
A consulting invoice template with monthly retainer, day-rate work and reimbursable expenses.
A free Excel invoice template with auto-calculating totals and tax. Download the .xlsx, or copy the table. Includes formulas and a field-by-field guide.
Recommended tools
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Frequently asked questions
What should an IT services invoice include?+
Your business and the client, the billing period, the managed-service retainer, any hourly/ad-hoc work, software licenses by seat, hardware at cost, tax if applicable, and the total with terms.
How do MSPs bill clients?+
Most managed service providers charge a recurring monthly retainer for baseline support, then bill project or out-of-scope work hourly, plus pass-through licenses and hardware. Keep each on separate lines.
Should software licenses be on the invoice?+
Yes, if you resell or pass them through. List them by seat/quantity so the client can reconcile against their user count.
Sources & further reading
- Sample invoice for services: what to include (WorksBuddy)— worksbuddy.ai
- How to write an invoice for services (2GO)— invoice.2go.com
We review authoritative guidance when building each template. Links are for reference only.