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If you were summoned to appear at the Mammoth Lakes courthouse on Monday, June 10, 2024, this trial has VACATED and you DO NOT need to appear.

California Traffic Safety Institute - Clerk Position

This entry-level position performs routine to moderately complex clerical duties in the areas of legal document processing, customer service, intake review, and clerical support work. Please  visit the CTSI website to learn more: 

Jury Duty related Scams

There are several jury-related scams sweeping the country. These scams can come as phone calls or e-mails. Mono County Superior Court does not initiate phone calls or e-mails. Please do not respond to these communications.


- REQUEST A FINE REDUCTION ONLINE for your eligible infraction offense using the new MyCitations tool. 

If you cannot afford to pay the full amount of a fine for an infraction offense (including most traffic tickets), you may ask the court to reduce the amount you owe based on your ability to pay. 

Probate & Conservatorship

About Conservatorships

A conservatorship is a legal determination by the court placing the interest of a vulnerable adult in the care and protection of another.

Conservatorship FAQ

Any adult who lacks the capacity or is unable to take care of his or her own needs for food, shelter, or medical care or is unable to substantially manage their personal finances and is subject to undue influence may be in need of the protection of a conservatorship.

Conservators are usually family members or close friends. If there is no one close to the conservatee who is able to act on his or her behalf, the Public Guardian may be appointed.

Forms are state forms that can be found at under Probate – Guardianships and Conservatorships. When you have completed the forms, they must be filed with the Civil Clerk's office.  In person at Mammoth Lakes courthouse 100 Thompsons Way Mammoth Lakes CA.  For questions regarding submitting forms you may email the court at or call Monday thru Friday 9:00 a.m. to 12 noon (760)924-5444.

See the fee schedule for fees to file the petition. There are additional fees for investigation services. If fees present a hardship, you may be eligible for a fee waiver. The Request to Waive Court Fees (FW-001) is the basic fee waiver form. For additional fees a (FW-002) is required. To learn more about this form and applying for a fee waiver, read the Information Sheet on Waiver of Superior Court Fees and Costs (FW-001-INFO).

The filing of a conservatorship petition triggers an investigation by Family Law. An investigator will interview the proposed conservatee and conservator(s) and any other agencies or individuals who may be able to provide information to the court. The investigator will prepare a report for the court's consideration.

The investigation process will begin after you file your petition and will be completed before your hearing date, usually within two to four weeks.

Probate code 1850 states that every conservatorship shall be reviewed by the court six months after the appointment, one year after the appointment and annually after that. The court investigator will visit the conservatee and speak with the conservator and any other persons or agencies providing services to the conservatee. The investigator will prepare a report for the court so the court may determine if the conservatorship continues to be appropriate and in the best interest of the conservatee.

Adult Protective Services is the agency charged with investigating allegations of abuse and neglect of adults. If the alleged victim is conserved, Adult Protective Services and Family Law work together to resolve problems and provide for the well being of the victim. Mono County protective services telephone number is (TBD).