[2] A Royal warrant was issued for his arrest in 1639 for failure to pay ship money in support of King Charles I. John Hampden represented him at his trial, and he escaped punishment.
In 1644, Dunch directed a parliamentary committee to send military forces into areas around Oxfordshire and Berkshire, including Wallingford.
[5][6] After Oliver Cromwell's son Richard resigned from power as second Lord Protector, Dunch may have joined the Committee of Safety in 1659.
[citation needed] After the restoration Charles II did not recognise Dunch's baronage (the only one made by Cromwell not renewed by Charles II), but unlike the surviving Regicides, Dunch was not exempted from the general pardon granted under Indemnity and Oblivion Act.
Edmund Dunch married Bridget daughter of Anthony Hungerford of Down Ampney in Gloucestershire, and inherited £60,000 on her father's death.