any form, including any electronic or digital files, data or information in any searchable formats in which they are available to or can be produced by that person, as the committee or subcommittee considers necessary, such person shall either comply with that request or file written objections within the time frame for response set forth in the request. (b) If such person files written objections within the timeframe for response, the committee or subcommittee shall seek to resolve these objections through negotiation and accommodation. If a resolution cannot be reached, staff shall so certify to the chair of the committee. (c) If such person fails to file objections or provide testimony or full production of responsive records and information within the timeframe for response, the chair of the committee may issue a subpoena to such person for any unproduced testimony or records or information as to which no objection was filed. (d) With respect to any portion of the written request for documents and testimony to which timely objection was made, a subpoena may be issued, following conclusion of the negotiations referred to in paragraph (b), by— (1) the chair, upon 48 hours notice to the ranking member, unless the ranking member objects during that period