| Ex. LAW-481 | 29 U.S.C. sec. 666, Civil and criminal penalties (2020 ed.)29 U.S.C. sec. 666, Civil and criminal penalties (2020 ed.) | Office of the Law Revision Counsel | Legal authority | Jan. 1, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-482 | 29 U.S.C. sec. 667, State jurisdiction and State plans (2020 ed.)29 U.S.C. sec. 667, State jurisdiction and State plans (2020 ed.) | Office of the Law Revision Counsel | Legal authority | Jan. 1, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-232 | KFF, State Social Distancing Actions, 2021-01-04 fileKFF, State Social Distancing Actions, 2021-01-04 file | KFF | Legal authority | Jan. 4, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-249 | Federal Reserve, The Beige Book (January 13, 2021)Federal Reserve, The Beige Book (January 13, 2021) | Federal Reserve | Legal authority | Jan. 13, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-136 | IRS FAQs (as revised June 19, 2020; Wayback capture January 15, 2021), IRS.gov suspension FAQ page as captured 20210115231138IRS FAQs (as revised June 19, 2020; Wayback capture January 15, 2021), IRS.gov suspension FAQ page as captured 20210115231138 | Internal Revenue Service | Legal authority | Jan. 15, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-208 | BLS, Business Employment Dynamics - Second Quarter 2020BLS, Business Employment Dynamics - Second Quarter 2020 | Bureau of Labor Statistics | Legal authority | Jan. 27, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-228 | GAO-21-265, COVID-19: Critical Vaccine Distribution, Supply Chain, Program Integrity, and Other Challenges Require Focused Federal AttentionGAO-21-265, COVID-19: Critical Vaccine Distribution, Supply Chain, Program Integrity, and Other Challenges Require Focused Federal Attention | Government Accountability Office | Legal authority | Jan. 28, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-426 | OSHA, Protecting Workers: Guidance on Mitigating and Preventing the Spread of COVID-19 in the Workplace (Jan. 29, 2021) (Wayback capture)OSHA, Protecting Workers: Guidance on Mitigating and Preventing the Spread of COVID-19 in the Workplace (Jan. 29, 2021) (Wayback capture) | Occupational Safety and Health Administration | Legal authority | Jan. 29, 2021 | | Legal authority | Primary source read | |
| Ex. GOV-005 | Notice 2021-20, 2021-11 I.R.B. 922 (Mar. 1, 2021), 'Guidance on the Employee Retention Credit under Section 2301 of the Coronavirus Aid, Relief, and Economic Security Act'Notice 2021-20, 2021-11 I.R.B. 922 (Mar. 1, 2021), 'Guidance on the Employee Retention Credit under Section 2301 of the Coronavirus Aid… | | United StatesLegal authority | Mar. 1, 2021 | | Court filing | Primary source read | |
| Ex. LAW-033 | Notice 2021-20 (IRS release PDF, Mar. 1, 2021), 2021-11 I.R.B. 922Notice 2021-20 (IRS release PDF, Mar. 1, 2021), 2021-11 I.R.B. 922 | Internal Revenue Service | Legal authority | Mar. 1, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-129 | IR-2021-48 (March 1, 2021), IRS news release IR-2021-48IR-2021-48 (March 1, 2021), IRS news release IR-2021-48 | Internal Revenue Service | Legal authority | Mar. 1, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-003 | American Rescue Plan Act of 2021, Pub. L. 117-2, 135 Stat. 4 (Mar. 11, 2021) (sec. 9651 at 176-182)American Rescue Plan Act of 2021, Pub. L. 117-2, 135 Stat. 4 (Mar. 11, 2021) (sec. 9651 at 176-182) | United States Congress | Legal authority | Mar. 11, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-226 | BTS, Full Year 2020 and December 2020 U.S. Airline Traffic DataBTS, Full Year 2020 and December 2020 U.S. Airline Traffic Data | BTS | Legal authority | Mar. 11, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-101 | Notice 2021-20, 2021-11 I.R.B. 922Notice 2021-20, 2021-11 I.R.B. 922 | Internal Revenue Service | Legal authority | Mar. 15, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-233 | KFF, State Social Distancing Actions, 2021-04-05 fileKFF, State Social Distancing Actions, 2021-04-05 file | KFF | Legal authority | Apr. 5, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-077 | Thomas v. CalPortland Co., 993 F.3d 1204 (9th Cir. 2021) (slip opinion No. 20-70541)Thomas v. CalPortland Co., 993 F.3d 1204 (9th Cir. 2021) (slip opinion No. 20-70541) | United States Court of Appeals for the Ninth Circuit | Legal authority | Apr. 14, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-250 | Federal Reserve, The Beige Book (April 14, 2021)Federal Reserve, The Beige Book (April 14, 2021) | Federal Reserve | Legal authority | Apr. 14, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-102 | Notice 2021-23, 2021-16 I.R.B. 1113Notice 2021-23, 2021-16 I.R.B. 1113 | Internal Revenue Service | Legal authority | Apr. 19, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-215 | CRS R46606, COVID-19 and the U.S. Economy (May 11, 2021)CRS R46606, COVID-19 and the U.S. Economy (May 11, 2021) | Congressional Research Service | Legal authority | May 11, 2021 | | Legal authority | Confirmed from a secondary source | |
| Ex. LAW-126 | Instructions for Form 941-X (Rev. July 2021), Instructions for Form 941-X (Rev. 7-2021), pp. 16-17 (line 18a) and the line 31b discussionInstructions for Form 941-X (Rev. July 2021), Instructions for Form 941-X (Rev. 7-2021), pp. 16-17 (line 18a) and the line 31b discussion | Internal Revenue Service | Legal authority | July 1, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-308 | 33 C.F.R. part 160 (2021)Ports and waterways safety, general; 160.105, 160.107, 160.111 (Captain of the Port orders) | Federal agency (Federal Register) | United States or State (legal authority; see citation)Legal authority | July 1, 2021 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Legal authorityOther | Primary source read | |
| Ex. LAW-246 | KFF, State Social Distancing Actions, 2021-07-02 fileKFF, State Social Distancing Actions, 2021-07-02 file | KFF | Legal authority | July 2, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-221 | Federal Reserve, Monetary Policy Report (July 9, 2021) (box: Supply Chain Bottlenecks in U.S. Manufacturing and Trade, at 15)Federal Reserve, Monetary Policy Report (July 9, 2021) (box: Supply Chain Bottlenecks in U.S. Manufacturing and Trade, at 15) | Federal Reserve | Legal authority | July 9, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-220 | Federal Reserve, The Beige Book (July 14, 2021)Federal Reserve, The Beige Book (July 14, 2021) | Federal Reserve | Legal authority | July 14, 2021 | | Legal authority | Primary source read | |
| Ex. LAW-227 | GAO-21-551, COVID-19: Continued Attention Needed to Enhance Federal Preparedness, Response, Service Delivery, and Program IntegrityGAO-21-551, COVID-19: Continued Attention Needed to Enhance Federal Preparedness, Response, Service Delivery, and Program Integrity | Government Accountability Office | Legal authority | July 19, 2021 | | Legal authority | Primary source read | |