Once the offer of employment has been made and accepted by the employee, the contract of employment is formed. If the employer then changes its mind at this stage, it will not be able to withdraw the offer. It will instead have to terminate the employment contract by giving the employee his contractual notice, even if he has not yet started work. In practice this will usually mean making him a payment in lieu of notice (PILON) (see Practice Notes: Offer of employment—Accepting the offer and Contractual notice). If the employer ends the contract by paying a PILON in accordance with the contract, it would not be in breach of contract. If the employer did not give contractual notice or make a PILON in accordance with the contract, this will give rise to a breach of contract (wrongful dismissal) claim. In such a case, the employee will be entitled to be put