Texas lawmakers exceeded their power when they intervened last month to stop the execution of Robert Roberson by summoning him to testify, the court found.

The Texas Supreme Court ruled that a legislative subpoena cannot be used to stop an execution, putting a decisive end to a legal battle that halted the scheduled execution of Robert Roberson last month.

A Texas constitutional crisis erupted after state lawmakers subpoenaed death row inmate Robert Roberson III to testify before a committee four days after

The Texas Supreme Court has denied lawmakers' bid to use their subpoena power to halt the execution of a death row inmate for his daughter’s “shaken baby” death, paving the way for it to proceed.

The Texas Supreme Court on Friday denied a state house committee’s attempt to delay the execution of a man convicted of murder in the 2002 death of his 2-year-old daughter, clearing a path for a new execution date.

State lawmakers had stopped Robert Roberson’s execution at the last minute in an unusual legal maneuver.

The Texas House Committee on Criminal Jurisprudence summoned Roberson to testify about his case, which successfully stayed his October execution with help from the Texas Supreme Court. But the high court says the House overstepped it's authority.