Code of Federal Regulations Title 45. Public Welfare § 45.162.1402 Standards for health care claim status transaction

(a) For the period from October 16, 2003 through March 16, 2009:  The ASC X12N–276/277 Health Care Claim Status Request and Response, Version 4010, May 2000, Washington Publishing Company, 004010X093 and Addenda to Health Care Claim Status Request and Response, Version 4010, October 2002, Washington Publishing Company, 004010X093A1. (Incorporated by reference in § 162.920.)

(b) For the period from March 17, 2009 through December 31, 2011, both:

(c) For the period on and after January 1, 2012, the standard identified in paragraph (b)(2) of this section.