How to Invoice as a Welder in Great Falls, MT

Invoicing guide for welders in Great Falls: 0% MT sales tax, 1.5%/mo late-fee cap, plus MT licensing and contractor rules.

Combined sales tax
0%
Late fee cap
1.5%/mo
Net terms
14 days
Deposit
25%

1. Great Falls-specific tax handling

  • State sales tax: 0%. Local jurisdictions in Great Falls may add their own rate — verify with your local tax assessor.
  • Late fees: MT statute Mont. Code §31-1-106 caps interest on unpaid invoices at 1.5% per month.

2. Standard welder line items

  • Labor — billed by hour (~$95 default).
  • Filler material — billed by itemized.
  • Mobile setup fee — billed by flat (~$150 default).
  • Certification surcharge — billed by pct.

3. Payment terms that work in Great Falls

Net 14 is standard for welders. Most welders in competitive markets like Great Falls require a 25% deposit upfront before scheduling work. Accept card and ACH on the invoice itself — Great Falls customers expect a one-click payment link in their inbox.

4. Licensing & disclosures

AWS or state-specific certification required for structural and pressure work. Mobile welders need contractor license in many states for jobs over a threshold.

Metro
Great Falls
State
MT
Net terms
14 days
Deposit
25%

Nearby metros

Related