# Deadline for next release The release plan with deadline for DecFiles over coming months is: 1. DecFiles v30r31 with deadline on Friday 7th June 2019 at 14:00. 1. DecFiles v30r32 with deadline on Friday 21st June 2019 at 14:00. 1. DecFiles v30r33 with deadline on Friday 5th July 2019 at 14:00. Usually plan is to release on Monday or Tuesday after deadline. Merge requests created after deadline are not guaranteed to be accepted for this release. # Guide for submitting decay file Please follow [Contribution guide](https://gitlab.cern.ch/lhcb-datapkg/Gen/DecFiles/blob/master/CONTRIBUTING.md) on top of the page for instructions on how to prepare, test and commit decay file. # Overiew of existing decay files A list of existing decay files, event numbers, and related comments can be found here: [http://lhcbdoc.web.cern.ch/lhcbdoc/decfiles/](http://lhcbdoc.web.cern.ch/lhcbdoc/decfiles/).