Can an employer change the terms of your contract?
Mia Phillips
Updated on March 29, 2026
An employer can make a change (‘variation’) to an employment contract if: there’s something in the contract that allows the change (usually called a ‘flexibility clause’) the employee agrees to the change. the employee’s representatives agree to the change (for example, a trade union)
Can contract terms be changed?
Contracts are legally binding documents between two or more parties. You can amend your contract in part or in whole, and this depends on the needs of the parties. Additionally, you can modify a contract before signing it or after you and the other party have agreed to it.
How contracts can be changed lawfully?
You must get an employee’s agreement if you want to make changes to their contract. consult or negotiate with employees or their representatives (for example from a trade union or staff association) explain the reasons for changes. listen to alternative ideas from employees.
Can a business change their terms and conditions?
Companies must comply with contract law when renewing their terms and conditions. This is generally changed by mutual consent of both parties unless change made is mandated by law or regulation.
Can a company change your contract without your agreement?
A contract of employment is a legal agreement between the employer and the employee. Its terms cannot lawfully be changed by the employer without agreement from the employee (either individually or through a recognised trade union). Your employer should not breach equality laws when changing contract terms.
How do I replace one contract with another?
Novation, on the other hand, is essentially an agreement involving a third party replacing one of the original parties to the contract and releasing the replaced party from any obligations they may have had under the agreement.
Is it illegal to change terms and conditions?
Can a employer change the terms of an employment contract?
Please note that once an employment contract is in place (whether or not it is a written contract), one party cannot change that contract without the consent of the other party. Any variation to my contract (including any change to my hours) should therefore be negotiated and agreed upon by both parties.
What happens during the life of an employment contract?
During the life of a contract of employment, some of its terms and conditions may change. This can happen for various reasons including length of employment, changes in technology and pay increases. Any proposed change or variation to your contract should be negotiated (discussed) with you. That is,
What are contractual terms in contract of employment?
Legally there is a distinction between contractual terms (the terms in your contract of employment) and work practices. Contractual terms include pay, hours of work, sick pay and pension scheme. Not all of your contractual terms may be in the written statement of your terms and conditions of employment.
When do you have to give your contract of employment in writing?
After reaching an agreement, your employer must give you the details of the change (s) in writing within one month of bringing them into operation. Legally there is a distinction between contractual terms (the terms in your contract of employment) and work practices. Contractual terms include pay, hours of work, sick pay and pension scheme.