New Delhi, May 30 -- Actor Dennis Quaid has formally requested an end to the child support arrangement established following his divorce from former wife Kimberly Buffington, according to newly filed court documents.

The filing, submitted on Wednesday, May 20, seeks to terminate Quaid's monthly payments of $13,750 made to Buffington for the couple's 18-year-old twins, who are expected to graduate from high school in May and June this year.

According to documents obtained by PEOPLE, Quaid cited the terms outlined in the pair's 2018 divorce agreement, which reportedly specifies that support obligations may conclude "when a child completes 12th grade (if still under 19 and a full-time high school student) or reaches the other enumerated en...