This form of action enables inmates to argue that their punishment was imposed in violation of the U.S. Constitution or federal statutes that the court did not have the authority to issue the sentence that the sentence went beyond the maximum permitted by law or that there are reasons to challenge the sentence.

A Section 2255 motion is typically submitted by a prisoner after they have exhausted all avenues, for appeals. It is seen as a type of review or post conviction relief. Is distinct from the appeal process.

Reasons for Filing a 2255 Motion
Some common reasons for submitting a Section 2255 motion include;

Inadequate legal representation;
This argument arises when an individual claims that their lawyers performance was so subpar that it violated their Sixth Amendment right to competent legal representation.
Misconduct by prosecutors;
An individual may allege that the prosecutor behaved inappropriately during the trial or plea negotiation stage, such as withholding evidence to the defense presenting evidence or making improper arguments, to jurors.
Discovery of evidence;
An individual may contend that new evidence has surfaced which if presented during trial could have led to a verdict.
Errors, in the system;
If a person accused of a crime believes that mistakes were made by the court during the trial like giving instructions to the jury or making wrong decisions about evidence it could lead to an unfair conviction or sentencing.

It’s crucial to understand that there are rules and time limits for submitting a Section 2255 motion. Generally individuals who are prisoners have around one year from when their conviction’s final to file this motion although there are some exceptions allowed in certain cases.

When a court approves a Section 2255 motion it might result in outcomes such as ordering a trial overturning the conviction or sentence fixing errors in sentencing releasing the prisoner or providing other suitable remedies. However it’s essential to know that relief through Section 2255 is not common and is only granted in a number of instances.

To sum up filing a Section 28 USC 2255 motion serves as a way for federal inmates to challenge the legality of their conviction or sentence based on specified grounds, after their trial. This process differs from appeals. Has strict rules and deadlines that must be followed.