Effect of changes in this part 4290 on transactions previously consummated
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
The legality of a transaction covered by the regulations in this part is governed by the regulations in this part in effect at the time the transaction was consummated, regardless of later changes. Nothing in this part bars enforcement action with respect to any transaction consummated in violation of provisions applicable at the time, but no longer in effect.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.