How to Create an Invoice for Hours Worked

Professional business relations depend on accurate invoicing of work hours for proper payment by clients.

An invoice with proper structure gives business owners and contractors and freelancers both transparency in their billing statements and prompt payment reception.

Automation revolutionized financial workflows, and cloud computing now ensures global accessibility.

What to Include in an Invoice for Hours Worked

The fundamental elements of a professional hourly invoice need clarification before moving toward issuing it.

  • Every file requires an invoice number, which serves to track the document for procedural needs.
  • The invoice requires you to add business information, including your name along with contact information as well as tax identification number and address.
  • The invoice documentation requires the specific information of clients, including their name along with their company name and both their address and contact information.
  • The invoice mentions both its issue date and payment deadline, indicating when it was created and when you expect to receive payment.
  • Work description provides complete explanations regarding the delivered services.
  • Service breakdown includes a detailed list with working time for each task.
  • Hourly rate means you include your fee per hour for each service
  • Total amount due provides the complete amount of money, which includes fees with eventual taxes for payment.
  • Payment terms include accepted payment methods and any late payment policies
  • Payment authorities must include bank information as well as alternate payment data.

More invoice fields are explained below

Key Fields and Descriptions for a Standard Invoice

How to Create Your First Hourly Work Invoice

Creating your first hourly work invoice doesn't have to be complicated – follow the steps below, and you will master the art of invoice-making.

Step 1: Choose an invoice format (spreadsheet, PDF, software, template)

Your invoice creation process can be accomplished through multiple available options.

  • The spreadsheet application connects to Excel or Google Sheets.
  • Users complete pre-made form formats which were specifically designed as PDFs with ease.
  • Such software exists within dedicated applications used for billing purposes.
  • Internal invoice generation is available to TMetric users since it functions as a complete solution for time tracking and invoicing needs.
  • Include a consistent file naming
  • The organization should mandate a consistent way to number invoices.
  • The template should be saved to reutilize in future situations.

Step 2: Enter your and client details

Complete contact details about parties from both sides must appear in the document.

  • The sender's business name and logo
  • The senders' address and contact information
  • Client's name and address
  • Relevant tax IDs or business numbers
  • Make it clear which currency the invoice billings should occur under.

Step 3: Add Time Entries with Task Descriptions and Hours

The critical need for exact time recording emerges in this situation. For each billable task:

  • Provide detailed descriptions about the performed work activities.
  • The work completion date should be included in the documentation.
  • Record the exact amount of work hours for each assignment.
  • Specific samples must replace general expressions so use "Website Homepage Redesign - 3.5 hours" instead of unspecific descriptions.
  • Put similar tasks together for improved readability in billing records
  • The manual method of time tracking proves difficult to provide precise recording of time duration.
  • Time tracking application TMetric enables automatic recording of your work activities so you can track your entire billable workday.

Step 4: Apply Hourly Rates

Each task requires a suitable hourly rate determination. Rates may vary depending on:

  • Type of work performed
  • Level of expertise required
  • Industry standards
  • Client agreements
  • Identify different hourly rates when people work overtime or on weekends or in case of urgent tasks.
  • If invoice rates differ from previous invoicing you should offer supporting details.

Step 5: Calculate Totals and Taxes

Add each individual subtotal through a simple multiplication between worked hours and hourly rates for every single task before performing the addition. Add applicable:

  • Taxes
  • Fees
  • Discounts (if offered)
  • Choose the applicable tax types from your jurisdiction including sales tax and GST and VAT if they exist
  • Include tax registration numbers
  • Display taxes with correct percentage rates separately in the calculation
  • Your last calculation must establish all steps you used to determine the complete payment sum.

Step 6: Add Payment Instructions

Communicate your preferred payment method along with bank transfer or PayPal or check payment or online links or payment apps information.

  • Bank transfer details
  • PayPal account
  • Check payment instructions
  • Online payment links
  • Payment apps information
  • Include payment terms
  • You should establish specific due dates which can be expressed as "Due within 30 days".
  • The statement should include rules about late payments as well as details about interest charges.

Step 7: Review for Accuracy

A thorough examination of your invoice should take place before sending it through the Channels of Communication.

  • Mathematical errors
  • Typos in contact information
  • Unclear descriptions
  • Missing details
  • Double-check legal requirements in your jurisdiction
  • A personalized message with a thank you note within invoices creates positive client relationships.

In the business environment, clear responsibility assignment must be highlighted as it prevents delays.

The invoicing process breaks down into stages that show descriptions above, and there are responsible staff members and steps needed at each point:

  • The Project Manager leads invoicing initiation
  • The Finance Team handles both rate calculations and invoice production.

Template for Hours Worked

Time efficiency and uniformity are achieved by using a template.

Templates improve billing tasks through their structured format for collecting employee hours and payment records.

Platform templates help users maintain accuracy while preserving consistency so they can easily view payment tracking and billing information.

The template creates an invoice summary, which contains fields for employee identity, work hours, payment rates, and total amounts and billing dates. This template shows a structured layout for understanding purposes. It introduces a well-organized design that enhances quick access to invoice information.

Overall, the template for hourly work invoicing should exhibit the following mandatory elements:

  • It must have professional formatting
  • It must clearly present an organization of line items
  • There must be a space for your branding
  • It must include easy-to-understand calculations.

Automated Time-Tracking for Accurate Invoices

When time tracking is done manually, the system becomes vulnerable to errors, which may lead to inadequate charging of clients.

The implementation of automated time tracking systems provides multiple notable advantages to professionals in these fields due to automated functions:

  • Captures all billable time accurately
  • A system differentiates between labor that clients need to pay for and other professional work activities
  • Creates transparency with clients
  • Automated solutions make it easier to access the thorough documentation needed for invoice preparation.
  • The system prevents mistakes from happening in time measurement processes.

Invoicing in TMetric

TMetric invoicing simplifies the entire time tracking workflow until the payment stage.

With TMetric, you achieve several goals.

  • Invoices will be automatically produced from time tracking records.
  • Customers can receive different invoice rates that depend on their projects or clients, or specific tasks they complete
How to Calculate Billable Hours
For lots of industries, tracking billable hours is critical. Either you’re looking for the increased billing capacity or saving time on business operations, you need to know most important factors determining calculations of billable hours.
  • Your brand image will benefit from customized invoice templates
  • It will show the track payment status
  • The software allows users to transmit business invoices correctly to their customers
  • Establish automated bill creation for your consistent customer base.

The Basics: Getting Started

Navigate to the Invoices Section:

  • Log in to your TMetric account.
  • To access invoices, you should browse to the "Invoices" section in the left-hand sidebar. Click on it. From this screen, you control all your invoice activities.

Create a New Invoice

  • The interface includes a button named "Create Invoice" to start your invoice creation. Click it.
  • The invoice creation procedure becomes accessible after performing this action.
  • The practical steps to complete the invoice details occur in this section.

Client Selection:

  • Select your client invoice recipient from the provided drop-down selection. The system allows users to add new clients through a direct process if their names are absent from the menu.
  • A feature advantage of using TMetric is that it maintains client data with contact and billing information, which fills out invoice forms automatically to eliminate manual data entry.

Invoice Number and Date:

  • It produces standard invoice numbers during normal operations. The system allows users to modify this feature according to their needs.
  • The date of your invoice is generated automatically as the current date, but you can modify it if necessary.
  • When creating invoice numbers, it helps to use a structure like INV-YYYYMM-XXX, which makes it simple to track invoices.

Billing Period:

  • Indicate the time span that corresponds to the work present on the billing document. This is crucial for accuracy.
  • The billing process becomes automatic when you allow TMetric to retrieve time entries directly from your tracked time data. You can obtain sorted time entries from TMetric through project selection, task choice, or defined date ranges.


Adding Invoice Items:

  • This section demonstrates the items you will be offering to your clients.
  • Describe each service while adding items manually as well as specifying their quantity along with the rate.
  • The recommendation is to present detailed descriptions specifically. When descriptions are well detailed, clients avoid asking questions, and there is less chance of creating disputes.
  • After automatic import, TMetric will automatically determine the total amount based on the defined hourly rates.

Setting Rates and Taxes:

  • Enter the rate for each item.
  • When relevant tax rates exist, include the tax or VAT amount. TMetric provides a system to set up different tax rates.
  • Check that your billing rates and tax settings precisely match local regulations.


Adding Notes and Terms:

  • Add relevant client information to the "Notes" part of the document.
  • Include "Payment due in 30 days" as payment terms at the "Terms" section.
    The simple solution for payment clarity involves announcing your conditions precisely to suppress misunderstanding and slow payment behaviors.

Customization and Branding:

  • TMetric provides users with the integration of their brand logo and corporate color scheme.
  • A professional image and brand identity strengthen consistent marketing across invoices.

The Final Steps: Sending and Managing Invoices

  • Examine the invoice before transmission to guarantee precision in all contents.
  • Save the invoice.

Sending the Invoice:

  • The system lets you transmit the invoice through TMetric directly as email messages.
  • When sending an invoice, users can download the document as a PDF, which can be sent through other channels.
  • The business practice requires sending invoice files as professional PDFs to maintain imagery integrity.

Tracking Invoice Status:

  • Automatic payment reminders will be sent to clients through your configured system as soon as their invoices turn overdue.
  • The system tracks invoice statuses through its dashboard for sent and viewed invoices.
  • Users can view current invoices and payment entries for successful cash flow management.

Recording Payments and Other Tips:

  • Match your bank statements with the records from TMetric to increase operational efficiency.
  • TMetric enables smooth connections to QuickBooks, which simplifies accounting operations and payment procedures.
  • The reporting features of TMetric allow you to inspect invoicing information and recognize patterns so you can enhance your billing operations.
  • The most beneficial feature of Time Tracking integration allows invoices to be created automatically from tracked time data. The system enables precise billing that requires low effort from your end.

The Bottom Line: The platform seamlessly converts your timesheet into a professional contractor invoice for hours worked, saving time and reducing errors.

It increases invoicing efficiency, precisely monitors worked hours, and, thus, improves billing procedures.

Common Challenges and Solutions

Tracking Partial Hours

When billing, decide how to handle partial hours:

  • Round to the nearest quarter-hour πŸ’°
  • Bill in minute increments πŸ“
  • Use decimal format (e.g., 1.5 hours instead of 1 hour 30 minutes) πŸ”’
How To Set Billing Rates For Freelance Projects
Setting your billing rates for freelance projects can be intimidating. Most people aren’t used to determining how much they will get paid. In this post, we tell how freelancers should set billing rates to be financially successful with freelance projects in the long term.

Handling Scope Creep

When clients request work beyond the original agreement:

  • Document all additional requests πŸ“
  • Track this time separately ⏰
  • Communicate clearly about additional charges πŸ—£οΈ
The Best 7 Strategies to Control Scope Creep in Projects
Managing scope creep is crucial in project management. Explore the top 7 effective strategies to control and prevent scope creep in your projects for successful delivery.

Managing Non-Billable Hours

Not all work time is billable. Track both billable and non-billable hours to:

  • Improve productivity πŸš€
  • Accurately calculate profitability πŸ’―
  • Make informed decisions about pricing 🧠

Final Tips for Professional Invoicing

  1. Consistent scheduling of invoice issuance should remain a regular practice.
  2. Handle late payments with proper and polite communication.
  3. Consider offering early payment discounts.
  4. The records of sent and paid invoices must remain detailed.
  5. Use clear, professional language throughout.

Business invoices that track worked hours require no complicated procedures. You can make your billing workflow more efficient while devoting your efforts to real work when you establish the right tools with established processes.

Workers benefit from time tracking systems that add billing functions because these systems prevent them from performing tedious tasks while they stay focused on critical responsibilities.

Business achievement of improved productivity becomes feasible while simultaneously enhancing customer relations.

A smooth connection between TMetric and invoicing programs enables users to record billable hours better while paying invoices quickly and maintaining transparency, which leads to satisfied customers.