Minnesota has long required that an employer provide written notice of basic terms of employment to newly hired employees. Is there anything I need to know, from a legal standpoint, if I were to back out of the signed job offer now?I am in California for reference. Employers are required to keep a signed copy of the notice for each employee. Information required for employee notice. Ask your HR for a signed copy of the offer letter package which will show title, location, pay and type (salaried, hours and if hours what guaranteed hours are) Mention following things in your mail: 1. Job Offer Components; Appointment Type. Note that the job offer details, as approved, will populate in the job offer letter. Minnesota has long required that an employer provide written notice of basic terms of employment to newly hired employees.