Summarize at the bottom of Schedule B all. Do I need to submit a cover letter and fill out the form?Vanessa Kruze, CPA, explains what you can do if your business' California Registration was rejected because there is already the same business name in use. No one can force anyone else to sign up for a savings plan, such as a 401k. A 401k is a Voluntary program. Yes, it's the 401k firm. We've filled out paperwork, notarized as required, and sent them the paperwork. Under the plan, contributions or benefits must not discriminate in favor of highly compensated employees. The employee should complete Form A-4 electing their withholding percentage and return it to the employer. Out-of-State Resident Working for an Arizona Business.