General Handbook states Church does not hold disciplinary councils for masturbation. Also discusses role of Bishops.
General Handbook: Serving in The Church of Jesus Christ of Latter-day Saints (Salt Lake City: Church of Jesus Christ of Latter-day Saints, 2020), accessed June 29, 2021
Counsel ward members who seek spiritual guidance, who have weighty personal problems, or who have committed serious sins, helping them draw on the healing power of Jesus Christ. The bishop may ask his counselors, elders quorum and Relief Society presidents, and others to counsel ward members about some matters. However, only the bishop counsels ward members about matters of worthiness, abuse, and approval to use fast-offering funds.
32.6 Severity of the Sin and Church Policy
. . .
32.6.4.1 Failure to Comply with Some Church Standards A membership council is not held for the actions listed below. However, note the exception in the last item. Inactivity in the Church Not fulfilling Church duties Not paying tithing Sins of omission Masturbation
Not complying with the Word of Wisdom Using pornography, except for child pornography (as outlined in 38.6.6) or intensive or compulsive use of pornography that has caused significant harm to a member’s marriage or family (as outlined in 38.6.13).