According to TMZ, while Sean wasn't hurt in the incident and there were "no visible bruises or injuries", Kevin felt it was serious enough to report to police.
Investigators have submitted the case to Ventura County District Attorney's Office for consideration.
And through all the ups and downs of life, Britney has the support of her longtime boyfriend Sam Asghari who recently made a rare red carpet appearance with the singer.
The boys' father, Kevin Federline, revealed the information in a police report filed with his attorney Mark Vincent Kaplan at the Ventura County Sheriff's department on August 25.
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Britney is alleged to have agreed to his "demands and terms of protection for the children" and the publication claims her visits might be "monitored" and that her dad Jamie is now not allowed to be the monitor.
In 2008, Britney was placed under the conservatorship of her father and attorney Andrew Wallet after displaying erratic behavior in the year prior.
The pop star wrote in an Instagram post to her fans, "I don't even know where to start with this, because this is so tough for me to say".
Hear more on Britney and her family in the video below. I will not be performing my new show Domination. "We're all so grateful that he came out of it alive, but he still has a long road ahead of him".
This was only a few months after Britney was admitted to a mental health facility for a month after she stopped taking her medication. "I had to make the hard decision to put my full focus and energy on my family at this time", Britney Spears wrote on Instagram at the time. The couple recently reached a new custody agreement where she will now have 30 percent going forward and will not require supervision.