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Construction glossary
Construction Glossary •

Chart of Accounts

What is a Chart of Accounts?

A Chart of Accounts (COA) in the construction industry is essentially a financial organizational tool that provides a complete listing of every account in an accounting system. These accounts are typically used to categorize financial transactions that a business has to deal with to conduct its everyday operations. In construction, the COA may include accounts such as materials, labor costs, subcontractor fees, overhead expenses, equipment costs, and liabilities. Different project types will often require different charts of accounts. Furthermore, the COA assists in organizing the company's finances and ensuring accurate financial reporting, it's also important for identifying the total costs of a construction job, tracking profit margins, and analyzing expenses. It's a critical tool in managing a construction company's finances.

Trusted by trade contractors across the country

Other construction terms

Davis-Bacon

What is Davis-Bacon?

Davis-Bacon refers to the Davis-Bacon Act of 1931, a pivotal labor law in the United States that impacts the construction industry. Established by Congress, this act ensures that workers on federal construction projects are paid at least the locally prevailing wages and fringe benefits for corresponding work on similar projects in the area. This commonly applies to federally funded or assisted construction projects such as public buildings, highways or dams. The main goal of this law is to prevent non-local or out-of-state contractors from low-balling local firms on wages, providing a level playing field for all contractors and protecting local labor markets.

Billings in Excess of Costs

What is Billings in Excess of Costs?

Billings in excess of costs (also called overbillings) occur when you’ve invoiced your client for more work than you’ve actually completed or incurred costs for. In other words, it represents getting paid ahead of your work schedule.

Here’s how it works: If you’re a concrete subcontractor on a $100,000 job and you bill 50% upfront ($50,000) but have only completed $30,000 worth of work, that $20,000 difference is your billings in excess of costs. You owe your client that work, and until you complete it, that $20,000 remains as a liability on your balance sheet.

For subcontractors, understanding billing in excess of costs is essential because it can be a strategic cash flow tool when used carefully. For example, when bidding on a job, you can be smart about how you structure your schedule of values (SOV)—breaking work down into more detailed line items that allow earlier billing. However, this strategy requires regular monitoring to ensure:

  • Your billing somewhat aligns with your actual percentage complete, and 
  • The remaining contract value will still cover your remaining costs.

The biggest risk of overbilling is thinking your margins look better than they are, simply because you’re collecting cash faster. Surety companies and lenders also scrutinize overbillings closely, as excessive amounts can signal poor project management or potential cash flow problems down the road.

With Siteline, you can easily track whether you’re billing in excess of your costs by pulling your month-to-month incurred costs and comparing them against your billing progress. This real-time visibility helps ensure you’re billing appropriately while maintaining realistic profitability expectations. If you’re interested in seeing for yourself, schedule a personalized demo of Siteline here.

Net D

What is Net D?

Net D, in the context of the construction industry, refers to the "net deliverable" square footage or area of a constructed property. It applies to the actual usable space that remains after the subtraction of communal areas such as shared hallways, staircases, and residential utilities from the gross square footage. In commercial real estate, it typically excludes areas reserved for mechanical systems, structural elements, elevator shafts, and similar components. This figure is critical as it impacts the leasing or selling value of a property and also informs space allocation, cost assessment, and planning considerations during a construction project. Therefore, understanding Net D is key to optimizing building layouts and the planning of space allocations within any construction project.

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