A notice of appearance formally notifies the court and other parties that an attorney — or a self-represented party — is participating in a case. It's a short, largely procedural document, but its timing and content still matter.
What it actually accomplishes
Filing a notice of appearance officially puts you (or your attorney) on the case's official record — ensuring future filings, notices, and hearing dates are properly served on the correct address and contact.
When it's typically required
Many courts require a notice of appearance when an attorney takes over representation, when new counsel is substituted in, or in some jurisdictions, whenever a self-represented party wants to formally confirm their participation in the case.
Limited vs. general appearance
Some jurisdictions distinguish between a general appearance (submitting fully to the court's jurisdiction) and a limited appearance (participating only for a specific purpose, like contesting jurisdiction) — filing the wrong type can waive an argument you intended to preserve.
Getting the timing and format right
A notice of appearance is usually simple to draft, but it needs to be filed and served correctly, with the right case caption and formatting for your specific court — small details that, if wrong, can cause confusion about who's actually representing whom in the case.