Title: TSP Tax Deferred vs. Tax Exempt
Article Snip: "...Federal employees hired after July 31, 2010, have 3 percent of pay is deducted from every paycheck into the TSP account, and each government agency contributes 1 percent of pay. The agency also contributes 3 percent in Agency Matching Contributions. If hired before August 1, 2010, the TSP receives 1 percent equivalent pay contributions from the individual agency. His agency contributes up to 5 percent in matches..."
Reference: smallbusiness.chron.com