Performance-Based Contract

A pay premium added to a base rate for working in hazardous, remote, or demanding conditions. Subcontractors should account for applicable differentials when pricing bids and setting crew rates.

Revenue that is earned but never collected due to operational inefficiencies. Common causes include lost field tickets, unbilled equipment hours, forgotten third-party charges, and documentation errors. Industry estimates suggest 1-5% of revenue is lost to leakage in paper-based operations.

A variable fee added to invoices to offset rising fuel costs for equipment, vehicles, and machinery. Rates are typically tied to a published fuel index and adjusted weekly or monthly. Subcontractors should confirm surcharge terms in their master service agreements before mobilising.

The final phase of a contract where all work is confirmed complete, documentation is submitted, and outstanding invoices are settled. For subcontractors, delays in close-out often mean delayed final payment. Completing punch lists, timesheets, and lien waivers promptly helps accelerate the process.

Expenses already built into a contract rate that cannot be billed separately, such as mobilisation, PPE, or overhead. Subcontractors must identify these upfront to avoid absorbing unrecovered costs. Missing embedded costs during bid review is a common source of margin loss.

The process of tracking all costs associated with a specific job or project, including labor, equipment, materials, and overhead. Accurate job costing is essential for understanding profitability.

What Happens to Subcontractor Billing When a Project Stalls, Goes Over Budget, or Never Gets Commissioned

You did the work. The project was cancelled, shelved, or never activated. Here is what subcontractors need to know about billing rights, legal remedies, and how to get paid when no one wants to discuss the invoice.

Post-Completion Warranty and Punch Work: Protecting Your Margins After the Job Ends

Warranty walks, punch lists, and post-completion callbacks eat into subcontractor margins. Learn how MSA warranty clauses work, when you can push back on mobilization costs, and how to document your way out of disputes.

Mechanic's Lien Rights for Subcontractors: What to Do When You're Not Getting Paid

A practical guide to mechanic's lien and materialman's lien rights for oilfield and construction subcontractors in Texas, Oklahoma, and Alberta — deadlines, filing steps, and leverage tactics.