1. Which of the following statements regarding determination letters for qualified plans is true?
(a) When a qualified plan is created the plan sponsor must request a determination letter from the IRS.
(b) An employer who adopts a prototype plan must request a determination letter from the IRS.
(c) If a qualified plan is amended the plan sponsor must request a determination letter from the Department of Labor.
(d) A qualified plan which receives a favorable determination letter from the IRS may still be disqualified at a later date.