If, within the prescribed time following service of the notice pursuant to § 246.1 , the respondent has filed an answer which contests or denies any allegation in the notice, or a hearing is requested, a hearing pursuant to § 246.5 shall be conducted by an immigration judge, and the requirements contained in §§ 240.3 , 240.4 , 240.5 , 240.6 , 240.7 , and 240.9 of this chapter shall be followed. 8 C.F.R. §246.3