Motions must be made timely, unless the Court shall permit otherwise. Motions shall be separately stated and not joined together, except that motions may be joined in the following instances:

(1) Motions under Rules 51 and 52 directed to the same pleading or other paper; and

(2) motions under Rule 56 for the review of a jeopardy assessment and for the review of a jeopardy levy, but only if the assessment and the levy are the subject of the same written statement required by Code section 7429 (a)(1).