Can this contract be signed electronically?

Yes. Electronic signatures are legally valid under the federal ESIGN Act (15 U.S.C. ch. 96) and UETA where adopted. Ensure intent, consent, signer attribution, and reliable record retention to meet legal requirements.

Are hourly rates enforceable if not listed clearly?

No. Ambiguous or missing rates can make invoices difficult to enforce. List rates by classification, including overtime, and attach any rate schedules to avoid disputes and potential nonpayment claims.

What backup should accompany invoices?

Include timesheets, labor classifications, receipts for materials, and any approved change orders. Proper backup helps resolve disputes quickly and supports tax and audit requirements.

How should change orders be handled?

Require written client authorization before performing extra work. Define pricing method and turnaround for approval in the contract to prevent unpaid or disputed charges.

How long should I retain these records?

Retain signed contracts and related financial records for at least three years for IRS purposes (IRC §6501(a)); industry rules such as HIPAA may require six years for health-related records.

What if a client refuses to pay an invoice?

Follow your contract’s dispute and late-payment procedures: provide written notice, apply agreed-upon late fees, and, if unresolved, consider collections, lien rights, or litigation per governing law.

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Time and Materials Payment Contract

Time and Materials Payment Contract

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TIME AND MATERIALS PAYMENT CONTRACT

Parties and Contract Date

This Time and Materials Payment Contract (the "Contract") is entered into on (the "Effective Date"), by and between:

Contractor Name Contractor Address Client Name Client Address

Scope of Work

Contractor shall perform the services and supply materials as described below (the "Work"). The scope may be amended only by written Change Order as provided in this Contract.

Term and Schedule

Estimated start date: Estimated completion date:

Rates, Materials, and Markup

Labor will be billed at the hourly rates set forth below. Materials will be billed at cost plus the agreed markup. Time is billable in increments of 15 minutes unless otherwise agreed in writing.

Classification / Role	Hourly Rate	Estimated Hours

Materials Markup

Materials and Items (Itemized)

Description	Quantity	Unit Cost	Amount

Invoicing and Payment

Contractor shall submit invoices to Client at the frequency: . Payment is due within days of invoice receipt. Late payments accrue interest at per month, compounded monthly.

Accepted Payment Methods Bank / Payment Details (if required)

Taxes and Reimbursable Expenses

The Client is responsible for payment of all applicable sales, use, excise, and other taxes arising from the transactions under this Contract, excluding taxes on Contractor's net income. Reimbursable expenses must be pre-authorized in writing and submitted with supporting receipts.

Expense Policy / Limits

Change Orders

All changes to the scope, schedule, or price shall be made only by written Change Order signed by authorized representatives of both parties. Contractor will not proceed with extra work without a signed Change Order unless required for safety or to prevent damage.

Change Order Procedure

Termination

Either party may terminate this Contract for convenience upon days' written notice. Upon termination, Contractor shall be paid for all Work performed and materials ordered up to the effective date of termination, plus any applicable termination costs reasonably incurred.

Representations, Warranties and Limitations

Contractor warrants that services will be performed in a professional manner consistent with industry standards. EXCEPT AS EXPRESSLY PROVIDED, CONTRACTOR DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. UNDER NO CIRCUMSTANCES SHALL EITHER PARTY BE LIABLE FOR CONSEQUENTIAL, SPECIAL, OR PUNITIVE DAMAGES, AND AGGREGATE LIABILITY SHALL NOT EXCEED THE TOTAL AMOUNTS PAID OR PAYABLE TO CONTRACTOR UNDER THIS CONTRACT DURING THE PRIOR TWELVE MONTHS.

Indemnification and Insurance

Contractor shall indemnify and hold harmless Client from liabilities arising out of Contractor's negligent acts. Client shall indemnify Contractor for liabilities arising from Client's specifications or actions. Each party shall maintain insurance customary for the industry and sufficient to cover liabilities under this Contract.

Insurance Requirements

Records, Audit and Acceptance

Contractor shall maintain records of hours, materials, and expenses in support of invoices for a period of at least three years. Client may, upon reasonable notice, audit such records during normal business hours. Acceptance of Work shall be made in writing or deemed by payment where applicable.

Dispute Resolution and Governing Law

The parties shall attempt to resolve disputes in good faith. If unresolved, disputes shall be submitted to binding arbitration under commercially reasonable rules. This Contract shall be governed by the laws of the state of , without regard to conflict of law principles.

Notices

All notices required under this Contract shall be sent to the addresses below by certified mail or other agreed-upon delivery method.

Contractor Notice Address Client Notice Address

Miscellaneous

This Contract constitutes the entire agreement between the parties and supersedes prior agreements. Amendments must be in writing and signed by authorized representatives. If any provision is held invalid, the remainder shall remain in effect.

Additional Terms

Acknowledgement

By signing below, each party represents that it has authority to enter into this Contract and accepts the terms, including payment obligations on a time and materials basis.

Contractor:

By:

Date:

Client:

By:

Date:

What a Time and Materials Payment Contract Is

A Time and Materials Payment Contract is a services agreement that bills the client for labor by hourly (or daily) rates plus the cost of materials used. It typically covers labor classifications, hourly rates, material markups, invoicing frequency, change-order procedures, and payment terms to allocate risk and allow flexible work scope.

Why Use a Time and Materials Payment Contract

This contract provides transparent billing for projects with uncertain scope, enables prompt payment for labor and materials, and clarifies change-order and dispute procedures. It protects contractors by capturing rates and authorizations while giving clients traceability for charges and approvals.

Who Typically Uses This Contract

The Time and Materials Payment Contract suits engagements where exact scope or quantities cannot be fixed up front and flexibility is needed for ongoing work.

General contractors and prime contractors billing for labor and site materials across multiple tasks, often on renovation or repair jobs.
Subcontractors and specialty trades charging hourly labor plus passed-through materials and requiring preapproved change-order procedures.
Property owners, facilities managers, and developers who accept variable scopes and require detailed invoice backup for billed hours and materials.

Use this agreement when you need clear rules for hourly billing, material reimbursement, change orders, and periodic invoicing to manage expectations and cash flow.

Authorized Signers and Typical Roles

Contractor — Project Manager

A named company officer or project manager who can bind the contractor on pricing, hourly rates, and acceptance of change orders. This signer should be listed with title and authority to certify hours and approve materials.

Client — Procurement Officer

The client’s procurement or facilities representative who can approve work, authorize change orders, and direct payments. List the authorized contact, role, and any delegated approval thresholds in the signature block.

Core Elements to Include in a Professional Contract

A well-drafted Time and Materials Payment Contract balances clarity for billing with controls for scope, change orders, and dispute resolution. Include sections that specify rates, invoicing rules, materials treatment, and liability limits.

Scope of Work

Describe tasks, deliverables, and locations so billing maps to actual performed work and avoids ambiguous claims.

Labor Rates

List hourly or daily rates by labor classification, overtime rules, and any weekend or holiday premiums.

Materials Billing

Define how materials are invoiced — cost pass-through, markup percentage, receipts required, and allowed substitutes.

Invoicing Schedule

Set invoice frequency, required backup (timesheets, receipts), and acceptable electronic formats for submission.

Change Orders

Establish written authorization for changes, pricing method for new work, and approval lead times.

Payment Terms

Specify due dates, late fees or interest, retainage (if any), and remedies for nonpayment.

Essential Data Elements to Capture

Contractor Name: Full legal entity

Client Name: Full legal entity

Hourly Rates: By classification

Material Costs: Invoiced cost + markup

Invoice Frequency: Weekly or monthly

Governing Law: Chosen state

Step-by-Step: How to Complete This Contract

Follow these steps to prepare a Time and Materials Payment Contract that allocates responsibilities and supports timely payment.

01

Gather information: Collect IDs, classifications, and historical hours estimates.
02

Define scope: Attach detailed scope as an exhibit when large or variable.
03

Enter rates: Populate hourly rates and material markup fields accurately.
04

Sign and distribute: Obtain authorized signatures and send executed copies to stakeholders.

How to Configure an Online Time-and-Materials Workflow

Configure fields and approvals to capture timesheets, receipts, and signer roles automatically in a digital workflow.

Workflow Field and Configuration Guide	Field \| Configuration
Authentication setting	Email link \| Optional SMS code or 2FA
Timesheet field	Hours \| Numeric, two-decimal format
Receipt upload	Attachment \| PDF or JPG required
Approval routing	Order \| Contractor → Client approver

Where to Send and How to Route the Executed Contract

Specify routing and delivery so all parties receive signed copies and backup documentation for invoices and audits.

Primary copy: Send to client procurement contact and accounts payable.
Contractor file: Store a signed copy in project records and accounting.
Invoice backup: Include timesheets and receipts with each invoice.
Audit access: Provide read-only access for auditors when needed.

Digital Signing and Distribution Requirements

Decide whether the contract will be signed electronically and which authentication level is required for each signer.

File formats: PDF and DOCX supported
Authentication: Email link, SMS code
Integrations: Accounting and storage integrations

Key Timing Rules and Deadlines to Specify

Clear deadlines reduce disputes. Define invoice cutoffs, payment windows, dispute windows, and required notice periods in the contract.

Invoice frequency and cutoff:

Weekly or monthly; specify cutoff day for hours.

Payment due date:

Net 30 from invoice date unless otherwise agreed.

Late fee or interest:

Specify rate or fixed fee for overdue invoices.

Dispute period:

Client must notify disputed items within 14 days.

Termination notice:

Provide 7–30 days written notice to end services.

Project Milestones and Billing Stages

Map milestones to billing stages so invoices correspond to completed work and milestones trigger approvals when needed.

01

Proposal and estimate

Finalize scope and estimated hours before start.

02

Work commencement

Begin work on the effective date or agreed start.

03

Periodic invoicing

Issue invoices per agreed frequency with backup.

04

Final reconciliation

Reconcile all costs and close out within 30 days.

Common Preparation Mistakes to Avoid

Leaving scope vague, which leads to disputes over billable tasks and scope creep when work changes.
Failing to require receipts for materials, allowing unverified charges and complicating client reimbursement.
Not defining overtime rules or labor classifications, causing ambiguous rates for after-hours work.
Skipping written change-order procedures, which risks unpaid additional work and client pushback.

Penalties and Risks From an Incomplete or Incorrect Contract

Late Payment Interest: Accrue per contract rate

Stop-Work Right: Contractor may suspend services

Mechanic’s Lien Risk: State lien laws may apply

Tax Reporting Issues: Incorrect records can trigger audits

Contract Void Risk: Missing essential terms risk unenforceability

Missing Notarization: May impair record authenticity

eSignature Vendor Comparison for Executing the Contract

Choose an eSignature provider that supports audit trails, relevant compliance (HIPAA when needed), bulk send for high-volume invoices, and a pricing model that fits your usage.

	signNow	DocuSign	Adobe Sign	PandaDoc	HelloSign
Starting Price	$8/user/mo	$15/user/mo	$14/user/mo	$19/user/mo	$15/user/mo
Free Trial	7-day free trial, no credit card required	Varies by plan and region	Varies by plan and region	Varies by plan and region	Varies by plan and region
Bulk Send	Available (higher tiers)	Available	Available	Available	Available on select plans
Audit Trail	Yes — timestamps, IP, audit history	Yes — audit history	Yes — audit history	Yes — audit history	Yes — audit history
HIPAA Compliant	Yes (BAA available)	Contact vendor for BAA availability	Contact vendor for BAA availability	Contact vendor for BAA availability	Contact vendor for BAA availability

Real-World Examples of Time-and-Materials Use

These short examples show how organizations use Time and Materials contracts to capture variable work and speed approvals.

Martin Properties

A small property manager used online Time and Materials contracts to approve routine repairs quickly

Reduced onsite wait time by enabling remote sign-offs
The team processed invoices and completed tasks faster while maintaining compliance across mobile and desktop workflows.

Tech Data

An enterprise used time-and-materials agreements for break-fix services across locations

Standardized hourly rates and receipt requirements
Centralized approvals and digital backup sped reimbursements and improved transparency between service teams and finance.

Practical Tips for Accurate and Efficient Contracting

Adopt these practices to reduce disputes, improve invoice accuracy, and accelerate payment for time-and-materials engagements.

Use clear labor classifications and units

Define each labor classification and the billing unit (e.g., hour, 0.25 hour). Require timesheets with start/stop times and task descriptions to reduce ambiguity and enable quick client review.

Require itemized material receipts

Mandate receipts for reimbursable materials, specify allowed suppliers, and establish markup limits. Itemized backup reduces disputes and speeds client approval of material charges.

Include written change-order procedures

Require written client approval for additional scope or hours, specify how pricing for changes is calculated, and set a processing timeframe to prevent unauthorized work and unpaid invoices.

Automate invoicing and approvals when possible

Use digital workflows that attach timesheets and receipts to each invoice, route approvals by role, and store signed copies for audits to shorten payment cycles and reduce errors.

Frequently Asked Questions About Time-and-Materials Contracts

Answers to common questions on e-signing, enforceability, change orders, and recordkeeping for Time and Materials agreements.

Need help? Contact support

Can this contract be signed electronically?
Yes. Electronic signatures are legally valid under the federal ESIGN Act (15 U.S.C. ch. 96) and UETA where adopted. Ensure intent, consent, signer attribution, and reliable record retention to meet legal requirements.
Are hourly rates enforceable if not listed clearly?
No. Ambiguous or missing rates can make invoices difficult to enforce. List rates by classification, including overtime, and attach any rate schedules to avoid disputes and potential nonpayment claims.
What backup should accompany invoices?
Include timesheets, labor classifications, receipts for materials, and any approved change orders. Proper backup helps resolve disputes quickly and supports tax and audit requirements.
How should change orders be handled?
Require written client authorization before performing extra work. Define pricing method and turnaround for approval in the contract to prevent unpaid or disputed charges.
How long should I retain these records?
Retain signed contracts and related financial records for at least three years for IRS purposes (IRC §6501(a)); industry rules such as HIPAA may require six years for health-related records.
What if a client refuses to pay an invoice?
Follow your contract’s dispute and late-payment procedures: provide written notice, apply agreed-upon late fees, and, if unresolved, consider collections, lien rights, or litigation per governing law.

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