Free Geologist Invoice Template

What is a Geologist invoice?

A geologist invoice covers field investigation, laboratory analysis, and reporting services for ground conditions, geotechnical engineering, contaminated land, mineral extraction, and environmental geology. Geologists and geotechnical engineers work on planning applications requiring ground investigation reports, contaminated land assessments, slope stability studies, tunnel and mining geology, and natural hazard assessments. Day rates are standard for field work; project fees suit defined reporting deliverables. Field work often requires specialist equipment (drilling rigs, sampling equipment) hired through sub-contractors and passed through as expenses.

What to include on a Geologist invoice

• Client name and site reference
• Project description and regulatory context
• FGS or CGeol qualification reference
• Work conducted (desk study, field investigation, laboratory testing)
• Deliverables (phase 1 report, phase 2 investigation, ground investigation report)
• Sub-contractor and laboratory costs
• Field days and office analysis
• Expenses
• Day rate or project fee
• VAT if applicable

Common geologist invoice line items

How to invoice as a geologist

Phase reports invoiced on delivery. Field and laboratory costs as reimbursable pass-through expenses. Day rate work invoiced weekly. Net 30 for development and planning clients.