See the regulations under section 7476 contained in part 1 of this chapter (Income Tax Regulations) for provisions relating to declaratory judgments, for provisions relating to the qualification of an employee as an ``interested party'', and for a requirement that the applicant for an advance determination by the Internal Revenue Service of the qualification of certain retirement plans give notice of such application to interested parties. [T.D. 7421, 41 FR 20878, May 21, 1976]