Source: https://www.assetsearchblog.com/2015/06/29/private-investigators-an-asset-search-by-pursuing-interviews-tips/
Timestamp: 2019-04-18 23:18:05+00:00

Document:
26 U.S.C. § 6050I, large cash reporting requirements for trades & businesses (including attorneys).
26 U.S.C. § 7201, most commonly applied tax evasion statute (however requires proof of a tax liability).
26 U.S.C. § 7203, failure to file a timely tax return.
26 U.S.C. § 7206 (1), perjury on a return / false statements, (unlike 26 U.S.C. § 7201, proof of a tax liability is unnecessary).
26 U.S.C. § 7206 (2), perjury on a return / false statements, but primarily used against tax return preparers such as accountants and attorneys.
18 U.S.C. § 371, conspiracy to commit offense / defraud the United States.
18 U.S.C. § 1001, false statements made to the federal government (can apply to any material verbal or written statement, even if unsworn).
18 U.S.C. § 1956, money laundering.
18 U.S.C. § 1957, money laundering involving property derived from specified unlawful activity.
18 U.S.C. § 1961, Racketeer Influenced & Corrupt Organizations (“RICO”).
31 U.S.C. § 5324, structuring bank deposits.

References: § 6050
 § 7201
 § 7203
 § 7206
 § 7201
 § 7206
 § 371
 § 1001
 § 1956
 § 1957
 § 1961
 § 5324