The Washington Post on Sept.1 made public its new and revised guidelines for journalists using social and digital media. Some news organizations have done so, and others have not yet done so. Here is a partial list, with posted dates when available, to similar guidelines from other news organizations. Thanks to Post online managing editor Raju Narisetti for his assistance.

National Public Radio, posted Oct. 15, 2009

Associated Press, 2011

Reuters, Jan. 2, 2011

BBC, updated July 12, 2011

CBC - Radio Canada

Los Angeles Times, Nov. 19, 2009

ESPN, August 2011

Here are some other news organizations’ social media guidelines that are not hosted on the outlets’ own Web sites, but that have found their way online through other organizations, mainly the American Society of Newspaper Editors. Some of these may be the latest versions, others may not.

Bloomberg, ASNE, Jan. 1, 2011

The Wall Street Journal, ASNE, May 2009

CNN, posted on an ex-employee’s personal blog

The Denver Post, ASNE

Orlando Sentinel, ASNE

St. Louis Post-Dispatch, ASNE

Toronto Star, ASNE

The New York Times policy on ethics in journalism, Oct. 2005, has a section (B5) on the Web and blogs.