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What does 405 stand for?

405 stands for Method Not Allowed (HTTP status code; indicates a request in an unsupported format)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers

Samples in periodicals archive:

481 (a) Positive adjustment: 4 years adjustment period Negative adjustment: 4 years Year of change Year Form 3115 is timely filed (1) Change from Category A method not allowed if the taxpayer is under examination for the year in which the taxpayer adopted the method, and the method was an impermissible method with respect to the taxpayer in the year of adoption.