As reported by The Indian Express :

It is a political situation in which government stops providing for all but 'essential' services. Unless Congress raises federal borrowing cap, government will shut down on Oct 1 as it will run out of money to pay bills

Why will government stop funding services?

WASHINGTON—The Department of Homeland Security (DHS) announced today a limit of 14,000 nonimmigrants for fiscal year (FY) 2014 for the Commonwealth of the Northern Mariana Islands (CNMI)-Only Transitional Worker (CW-1) program. DHS published the notice in today’s Federal Register.

• White House memorandum which is entitled "Planning for Agency Operations during a Potential Lapse in Appropriations" gives a picture as to what will happen, should there indeed be the federal government shut-down on October 1, 2013 and thereafter.

Employers have certain responsibilities under immigration law during the hiring process. The employer sanctions provi­sions, found in section 274A

USCIS regularly publishes a variety of reports on the numbers of application receipts and other topics. See the following categories for current reports.

Adjustment of Status

• USCIS memo on the adjudication of Form I-360 filed by a self-petitioning adopted child when the child has been abused by the adoptive parent, since the two-year legal custody and residency requirements for these individuals has been eliminated.