How to Invoice as a Web Designer in Seattle, WA

Invoicing guide for web designers in Seattle: 6.5% WA sales tax, 1%/mo late-fee cap, plus WA licensing and contractor rules.

Combined sales tax
6.5%
Late fee cap
1%/mo
Net terms
14 days
Deposit
50%
Create your first invoice freeSee pricing

1. Seattle-specific tax handling

  • State sales tax: 6.5%. Local jurisdictions in Seattle may add their own rate — verify with your local tax assessor.
  • Late fees: WA statute Wash. Rev. Code §19.52.020 caps interest on unpaid invoices at 1.5% per month.

2. Standard web designer line items

  • Design + build — billed by flat.
  • Hourly customization — billed by hour (~$95 default).
  • Hosting setup — billed by passthrough.

3. Payment terms that work in Seattle

Net 14 is standard for web designers. Most web designers in competitive markets like Seattle require a 50% deposit upfront before scheduling work. Accept card and ACH on the invoice itself — Seattle customers expect a one-click payment link in their inbox.

4. Licensing & disclosures

No license required.

Metro
Seattle
State
WA
Net terms
14 days
Deposit
50%

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