Fed. R. Bankr. P. 7027
Rule 27 F.R.Civ.P. applies to adversary proceedings.
Rule 27(a)(2) F.R.Civ.P. refers to Rule 4 F.R.Civ.P. Pursuant to Rule 7002 the reference is to Rule 4 F.R.Civ.P. as incorporated and modified by Rule 7004.
The Federal Rules of Civil Procedure, referred to in text, are set out in the Appendix to Title 28, Judiciary and Judicial Procedure.