The problems begin when they try to recruit other members to serve on the immigration subcommittees.
Mr. Tinker worked for the immigration subcommittee for many years and became its staff director in the late 1980's.
The Immigration Subcommittee voted 7-4 to authorize the subpoena.
But personal entreaties from people he respected persuaded Mr. Mazzoli to take the immigration subcommittee.
A number of bills have been introduced to repeal the mandatory deportation law, but none have made it out of the immigration subcommittees.
The Immigration Subcommittee plans to hold a hearing in February on visa fraud and will investigate these alleged abuses by the administration.
On Wednesday, the Immigration Subcommittee authorized the issuance of the subpoena by a vote of 7-4.
On Tuesday, the House Judiciary Committee's immigration subcommittee is scheduled to consider a bill to repeal the exclusionary provisions of the act.
Senator Edward M. Kennedy of Massachusetts, the ranking Democrat on the immigration subcommittee, favors this approach.
The Immigration Subcommittee will hold a legislative hearing on H.R. 2847 on Thursday, September 8, at 1:30 pm.
