Discharge Petition

A disconnect between what a subcontractor quoted and what the client expects to pay for. This often surfaces during invoicing when scope, rates, or billing terms were not clearly agreed upon upfront. It can delay payments and strain relationships with prime contractors.

A pricing model where contractors are paid a fixed daily rate for equipment and/or personnel, regardless of the amount of work completed that day.

A contract where the subcontractor agrees to complete a defined scope of work for a set price regardless of actual labour, equipment, or material costs incurred — meaning cost overruns come directly out of your margin. Unlike time-and-material agreements, these contracts reward efficiency but expose field service companies to significant financial risk if scope creep or unforeseen site conditions arise.

A formal written amendment to an existing contract that modifies scope, cost, or schedule. Subcontractors should never perform out-of-scope work without a signed change order. Undocumented changes are a leading cause of unpaid invoices and disputes.

NPT (Non-Productive Time) is any period when crews or equipment are on-site but not performing billable work. This includes weather delays, equipment breakdowns, or waiting on materials. Subcontractors often absorb NPT costs unless contracts clearly define standby rates.

Contracts locking in future heating oil prices, traded on commodity markets. Subcontractors use these trends to forecast fuel-related operating costs on remote or winter job sites. Rising futures signal higher equipment heating and site fuel expenses ahead.

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