Treasury extends Russian oil sanctions waiver for another month - POLITICO

The Trump administration will extend for another month a waiver allowing the sale of Russian crude already loaded on tankers, Treasury Secretary Scott Bessent said Monday…

 https://www.politico.com/news/2026/05/18/treasury-extends-russian-oil-sanctions-waiver-for-another-month-00926158 

Biden administration to waive vaccine patent protection - The Washington Post

… "With this waiver, we can share vaccine recipes, largely developed with taxpayer dollars, while assuring reasonable royalties to American manufacturers," said Rep. Lloyd Doggett (D-Tex.), who chairs the House Ways and Means health subcommittee and met with White House officials on the waiver last week…
https://www.washingtonpost.com/health/2021/05/05/biden-waives-vaccine-patents/

Democrats to force vote on Trump health care rule - The Hill

Senate Democrats took action this week that will force a floor vote on a Trump administration rule that loosens ObamaCare waiver restrictions.....
https://thehill.com/policy/healthcare/463279-democrats-to-force-vote-on-trump-health-care-rule

Barr gets waiver on case linked to inquiry into Trump's re-election effort - POLITICO

The waiver could give Barr a window into an investigation that involves a political action committee dedicated to re-electing Trump in 2020.....
https://www.politico.com/story/2019/04/23/barr-trump-inauguration-fund-1287657

Interior hands out nearly 1,700 waivers to offshore drilling safety rules - POLITICO

The most common waivers were those that allowed the companies to sidestep tighter rules for blowout preventers...
https://www.politico.com/story/2019/02/25/offshore-drilling-trump-administration-interior-department-1190762

White House waives ethics rules to allow top staffers access to Fox News - Salon

Trump's deputy chief of staff for communications is being allowed to avoid the usual ethics rules ....
https://www.salon.com/2018/08/14/white-house-waives-ethics-rules-to-allow-top-staffers-access-to-fox-news/

After Jerusalem recognition, Trump signs waiver delaying embassy move | The Times of Israel

Hours after recognizing Jerusalem as Israel’s capital Wednesday, and saying he had instructed the State Department to begin preparation to relocate the US embassy there, US President Donald Trump signed the waiver putting off any such move by another six months.....
https://www.timesofisrael.com/after-jerusalem-recognition-trump-signs-waiver-delaying-embassy-move/

Trump personally told health chief to deny Iowa's urgent Obamacare waiver: Report -- CNBC

The report of Trump's involvement comes after Oklahoma's health commissioner criticized the Trump administration for failing to act on another waiver bid. ....
https://www.cnbc.com/2017/10/06/trump-personally-told-health-chief-to-deny-iowas-urgent-obamacare-waiver-report.html

Iowa Leads Stampede Of States Asking For Permission To Rewrite Obamacare -- TPM

With the Trump administration sending clear signals that it is open to state requests to rewrite their laws governing both Medicaid and the Affordable Care Act's marketplaces—requests that the Obama administration roundly rejected and that could roll back coverage for hundreds of thousands of people—waivers are pouring in. This week, Iowa submitted a final proposal to drastically overhaul its ACA compliance. ....
http://talkingpointsmemo.com/dc/iowa-1332-waiver-obamacare-hhs

Homeland Security To Waive Environmental Rules On Border Wall Projects -- NPR

The agency says it will bypass rules requiring environmental studies before building on public land, hoping partly to ease the construction of prototypes for Trump's proposed border wall in San Diego. ....
http://www.npr.org/sections/thetwo-way/2017/08/01/540892890/homeland-security-to-waive-environmental-rules-on-border-wall-projects

Office of Government Ethics nixes Steve Bannon's 'unsigned and undated' retroactive ethics waiver

In May, four Democratic senators wrote a letter to the Office of Government Ethics probing the Trump administration's supposed "retroactive" waiver exempting Steve Bannon, poster child for White House dysfunction, from certain federal ethics rules. OGE director Walter Shaub had previously dismissed the notion of a "retroactive" ethics waiver; now the office has issued its formal response.

Short version: No, retroactive waivers for ethics violations that have already occurred are still not a thing....
http://www.dailykos.com/stories/1671861