In LEDES 2000, although the structure is well defined, the specification defines "extend" segments, allowing the insertion of client-specific fields without breaking the format or violating the standard. The format is no longer supported by the LEDES Oversight Committee and information on the format will be removed from www.LEDES.org on February 1, 2024. LEDES 1998BI (international), a pipe-delimited plain text file, proposed in 2004 by the Legal IT Innovators Group (LITIG) and ratified by the LEDES Oversight Committee in 2006. Based on the LEDES 1998B standard, it includes all of the fields in the LEDES 1998B format, plus additional ones. This format was designed to accommodate legal bills generated outside of the United States and allows for one tax per line item. LEDES XML 2.0, an XML format that uses XSD. It was ratified in 2006 and addresses international needs in XML format. Unlike earlier LEDES formats, XML 2.0 represents the nature of the financial transaction between the parties. It supports multiple taxes on line-items and provides AFA Support. It contains 15 segments and 156 data elements. LEDES XML 2.1, ratified in 2008. It contains all of the data points in XML 2.0, plus additional segments and data elements to provide: enhanced tax functionality with support for Withholding and Credit Notes; and invoice-level global extensibility. It contains 16 segments and 194 data elements. LEDES XML 2.2, ratified in 2020. It contains all of the data points in XML 2.1, plus additional segments and data elements to support tiered taxes. It contains 18 segments and 206 data elements. Other data exchange formats The other LEDES data exchange formats are as follows: LEDES Budget was ratified in 2006. This XML format facilitates the exchange of budget data between law firms and clients. LEDES Timekeeper Attribute was ratified in 2007 and revised in 2014. This XML format used to transmit timekeeper and rate data to from law firms to clients. IPMM Invention Disclosure Standard was ratified in 2015. This is a set of XML schemas that can validate an XML document containing invention disclosure data. UTBMS The Uniform Task-Based Management System is a widely used system for coding legal work. In April 2006, the UTBMS Update Initiative voted to merge into the LEDES Oversight Committee. Shortly thereafter, the LEDES Oversight Committee established www.UTBMS.com as the global reference for all known UTBMS standards, regardless of the organization that established the standard. See also Electronic