Mairead Philpott's appeal of the length of her sentence is to be televised.
The law was changed to allow cameras into the Court of Appeal last month, and today's case is set to be the most high-profile to be broadcast so far.
Philpott is appealing a jail term of 17 years for the manslaughter of her children in a house fire in Derby last year.
Mairead Philpott will challenge the length of her sentence today in the Court of Appeal.
Philpott, 33, was jailed for 17 years for killing her six children in a house fire in Derby.
Family friend Paul Mosley also got 17 years for the manslaughter, and Philpott's husband Mick was jailed for life.
A man serving a life sentence for raping and murdering his niece launches an appeal at the UK's highest court today over the right to vote while in jail.
Peter Chester's challenge at the Supreme Court follows a decision by three Court of Appeal judges in December 2010 to dismiss his case.
Chester, who is in his 50s, is serving life for raping and strangling seven-year-old Donna Marie Gillbanks in Blackpool in 1977.
Seven justices at the Supreme Court in London will hear Chester's appeal along with that of another convicted murderer George McGeoch, who is fighting to win the right to vote in the Scottish Parliament election.
Welsh footballer Ched Evans has lost his Court of Appeal challenge against his conviction for rape.
Evans also lost an appeal against his five-year jail sentence.
Ched Evans has launched a new challenge against his conviction for rape and will have his case heard by three judges at the Court of Appeal.
The Lord Chief Justice Lord Judge, sitting with Mr Justice Mitting and Mr Justice Griffith Williams in London, will hear a renewed application by the former-footballer for leave to appeal against conviction.
Evans lost the first stage of the appeal process in August when his application for leave was rejected by a single judge considering the case on the papers.
Submissions on his behalf will be presented to the full court today in a bid to have the conviction overturned.
Footballer Ched Evans launches a new challenge today against his conviction for rape.
The former Sheffield United and Wales striker will have his case heard by three judges at the Court of Appeal in London.
It comes the day after nine people were found guilty of revealing the name of his victim.
Seven men and three women, aged between 18 and 27 from north Wales and Sheffield, have been accused of revealing the victim's identity.
The law grants victims and alleged victims of rape lifelong anonymity.
One of the women denied the charge and was granted bail until 21 January.
Nine people have pleaded guilty to revealing online the identity of a woman raped by former Sheffield United striker Ched Evans.