The Real Estate Beginners Guide to Bilateral Contracts in 2025

Feb 17, 2025

Contracts form the backbone of real estate transactions, ensuring that promises made by buyers and sellers are legally enforceable. One of the most common types is the bilateral contract. In simple terms, a bilateral contract is an agreement in which both parties make binding promises to one another.

In real estate, bilateral contracts are seen in sales agreements, leases, and listing contracts, essentially whenever two parties agree to exchange property rights for money or services. These agreements protect both sides by making their obligations clear and legally enforceable. This guide explains what bilateral contracts are, how they work, their role in real estate, and why they are crucial in 2025’s market.

An Overview of Bilateral Contracts

What is a Bilateral Contract?

A bilateral contract is a legally binding agreement where both parties make mutual promises. For example:

  • The seller promises to transfer ownership with a clear title.

  • The buyer promises to pay the agreed purchase price.

If either side fails to fulfill their obligations, the other party has legal recourse.

Key Features

  • Requires mutual consent and consideration.

  • Creates obligations for both parties.

  • Enforceable in court if one party breaches.

Bilateral Contracts in Real Estate

Common Examples

  • Sales Agreements: Buyer agrees to purchase, seller agrees to transfer ownership.

  • Listing Agreements: Seller promises to pay commission; broker promises to market property.

  • Lease Agreements: Tenant promises to pay rent; landlord promises to provide livable space.

Role in Property Transactions

Bilateral contracts provide structure and accountability. They ensure both sides are clear on terms such as price, timelines, and conditions.

Why Bilateral Contracts Matter

  • Clarity: Outlines the exact obligations of each party.

  • Fairness: Ensures both sides give and receive value.

  • Enforceability: Provides legal remedies if one party defaults.

  • Risk Management: Reduces misunderstandings in complex transactions.

Advantages of Bilateral Contracts

  • Mutual Protection: Both parties have enforceable rights.

  • Predictability: Reduces uncertainty by detailing obligations.

  • Flexibility: Can cover sales, leases, or service agreements.

  • Legal Recognition: Widely recognized and enforced in real estate law.

Risks and Disadvantages

  • Complexity: Drafting detailed contracts can take time and legal expertise.

  • Breach of Contract: If one party fails, legal disputes can delay transactions.

  • Rigid Terms: May reduce flexibility once signed.

  • Costs: Legal enforcement can involve court or arbitration expenses.

Legal and Regulatory Considerations

  • Elements of Validity: Must include offer, acceptance, consideration, competent parties, and lawful purpose.

  • Disclosure Requirements: Real estate law requires specific disclosures (e.g., property defects).

  • Remedies for Breach: Courts may award damages, order specific performance, or cancel contracts.

  • State Laws: Contract rules vary by state, including requirements for written agreements under the Statute of Frauds.

Practical Implications

For Buyers

  • Ensure contingencies (e.g., inspection, financing, appraisal) are clearly written.

  • Know your rights if the seller breaches.

For Sellers

  • Use bilateral contracts to ensure buyers are committed.

  • Protect against last-minute cancellations by including earnest money deposits.

For Real Estate Professionals

  • Draft precise agreements to avoid disputes.

  • Educate clients on their obligations under bilateral contracts.

Case Studies

  • Case 1: Buyer Backs Out
    A buyer refuses to close after signing a bilateral purchase agreement. The seller successfully sues for damages due to breach.


  • Case 2: Seller Breach
    A seller fails to provide clear title as promised in a bilateral contract. The buyer takes legal action for specific performance, compelling the sale.


  • Case 3: Lease Example
    A landlord signs a bilateral lease agreement with a tenant. When the landlord fails to repair plumbing as promised, the tenant claims breach.


Frequently Asked Questions

  • What is a bilateral contract in real estate?
    It’s an agreement where both parties make promises, for example, buyer pays, seller transfers title.

  • How is a bilateral contract different from a unilateral contract?
    Bilateral involves obligations for both parties; unilateral involves only one party’s obligation until performance occurs.

  • Are bilateral contracts always written?
    Yes, in real estate they must be written to comply with the Statute of Frauds.

  • Can a bilateral contract be broken?
    Yes, but breach may result in damages or legal remedies.

  • Do bilateral contracts include contingencies?
    Yes, they often include inspection, financing, or appraisal contingencies.

  • Is a purchase agreement bilateral?
    Yes, it’s one of the most common bilateral contracts in real estate.

  • What happens if one party breaches?
    The other party may sue for damages, cancel the contract, or seek specific performance.

  • Are leases bilateral contracts?
    Yes, they create mutual obligations between landlord and tenant.

  • Can a bilateral contract be negotiated?
    Yes, terms are typically negotiated before signing.

  • Why are bilateral contracts important?
    They protect both sides and provide enforceable legal frameworks for property transactions.

Related Terms and Concepts

  • Unilateral Contract: An agreement where only one party is obligated until the other performs.

  • Purchase Agreement: A bilateral contract for buying/selling real estate.

  • Lease Agreement: A bilateral contract between landlord and tenant.

  • Statute of Frauds: Legal requirement for real estate contracts to be in writing.

  • Contingencies: Conditions in a contract that must be met for the agreement to proceed.

  • Breach of Contract: Failure to meet obligations stated in a contract.

  • Specific Performance: Court-ordered completion of a contract.

Wrap Up – Bilateral Contracts

A bilateral contract is one of the most common and important tools in real estate transactions. By requiring both parties to make and fulfill promises, it ensures fairness, clarity, and legal protection. Whether in sales agreements, leases, or listing contracts, bilateral contracts create a framework for accountability and smooth property transfers.

For buyers and sellers in 2025, understanding bilateral contracts means knowing your rights, responsibilities, and legal remedies in case of disputes. With careful drafting, clear contingencies, and professional guidance, bilateral contracts protect both sides and form the foundation of secure real estate transactions.