HVAC Technician Invoice Template for Washington

Free hvac technician invoice template for Washington: WA sales tax 6.50% (applies to services), late fees capped at 1.5%/mo under Wash. Rev. Code §19.52.020. Edit, send by email, or download as PDF.

State sales tax
6.5%
Late fee cap
1.5%/mo
Pre-filled lines
4
Cost
Free
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Washington compliance baked into the template

  • Sales tax: 6.50% state rate. Applies to services rendered. State 6.5%; many services taxable. Combined commonly 8.5-10.5%.
  • Late fees: Up to 1.5% per month under Wash. Rev. Code §19.52.020. Default 12%/yr; contract rates up to 12%/yr or Fed discount + 4%.

HVAC Technician invoice fields

  • Diagnostic fee — flat, default $89
  • Labor — hour, default $115
  • Refrigerant / parts — itemized
  • Service agreement credit — discount
State
WA
Avg invoice
$540
Net terms
7 days
Deposit
25%

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