Cummings, together with Connolly and the six other subcommittee ranking members, sent a letter to Issa on Friday objecting to this policy and its other provision, which states that the minority must designate witnesses within 24 hours of a hearing being announced.
"It is fundamentally absurd to demand that we identify minority witnesses before you have identified witnesses yourself, yet your new policy does just that," the letter states.
Republicans and Democrats on the committee have been at odds over many issues since the beginning of the 112th Congress.
On January 3, Sen. Kirsten Gillibrand, D-N.Y., raises her right hand as her son Henry messes up her hair while Vice President Joseph R. Biden Jr., delivers the ceremonial swearing-in in the Old Senate Chamber. Gillibrand's other son Theodore, lower right, looks on.
Each year since 1990, CQ Roll Call has reviewed the financial disclosures of all 541 senators, representatives and delegates to determine the 50 richest members of Congress. This year's report, derived from forms covering the calendar year 2012, shows it took a net worth of $6.67 million to crack the exclusive club.