Yes! You can use AI to fill out Form FL-330, Proof of Personal Service
Form FL-330, Proof of Personal Service, is a legal document used in California courts to provide official proof that court documents have been personally delivered to an individual involved in a case. It is completed by the person who performed the service (the 'server'), confirming the date, time, and location of the delivery, and is filed with the court to ensure the case can proceed legally. Today, this form can be filled out quickly and accurately using AI-powered services like Instafill.ai, which can also convert non-fillable PDF versions into interactive fillable forms.
FL-330 is part of the
California court forms, family court forms, family law forms and proof of service forms categories on Instafill.
Form Complexity Index
Basic
35 / 100
| Fillable fields | 36 |
| Pages | 1 |
| Fields per page | 36 |
| Sections | — |
| Conditional rules | — |
| Tables & lists | — |
| Instruction pages | — |
| Instafill Form ID | IF-FORM-FL-330-PROOF-OF-PERSONAL-SERVICE |
FL-330 has a basic Form Complexity Index of 35/100 — 36 fillable fields across 1 page. Instafill’s AI completes it accurately in under a minute.
Form specifications
| Form name: | Form FL-330, Proof of Personal Service |
| Number of fields: | 36 |
| Number of pages: | 1 |
| FCI: | Basic (35/100) |
| Language: | English |
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How to Fill Out FL-330 Online for Free in 2026
Are you looking to fill out a FL-330 form online quickly and accurately? Instafill.ai offers the #1 AI-powered PDF filling software of 2026, allowing you to complete your FL-330 form in just 37 seconds or less.
Follow these steps to fill out your FL-330 form online using Instafill.ai:
- 1 Navigate to Instafill.ai and upload your FL-330 form or select it from the template library.
- 2 Use the AI assistant to automatically fill in the court information, case number, and the names of the petitioner/plaintiff and respondent/defendant.
- 3 Specify the exact legal documents that were served by typing or listing them in section 3.
- 4 Enter the details of the service in section 4, including the name of the person served, and the date, time, and address of the delivery.
- 5 In section 5, check the box that correctly identifies your status as the server (e.g., not a registered process server, a sheriff, etc.).
- 6 Review all the information for accuracy, then e-sign and date the declaration under penalty of perjury.
- 7 Download the completed, signed FL-330 form, ready for filing with the appropriate California Superior Court.
Our AI-powered system ensures each field is filled out correctly, reducing errors and saving you time.
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Frequently Asked Questions About FL-330
FL-330 has a Form Complexity Index of 35 out of 100, placing it in the basic complexity tier. This score is calculated deterministically from the form’s own structure using Instafill’s published Form Complexity Index methodology, so it can be reproduced and independently verified — it is not a subjective estimate.
For FL-330 specifically, the score reflects 36 fillable fields across 1 page. The number of fields is the largest factor in the base score (weighted 36%), followed by how difficult those fields are to complete based on their type, where free-text and signature fields count for more than simple checkboxes (26%). The number of pages that actually contain fields (15%), the amount of conditional “fill-only-if” logic (16%), and how many sections the form is divided into (7%) account for the rest of the base. On top of that base, the index adds points for tables and repeating lists, bundled instruction pages, and dense page layouts — capturing difficulty the base alone can miss.
In practical terms, a basic score means the form is relatively light, but still needs careful, accurate entry. Instafill removes that effort entirely: our AI reads your information, maps each value to the correct field — including the conditional ones — and completes FL-330 accurately in under a minute, with every field available for you to review before you download. See exactly how the Form Complexity Index is calculated.
This form is used to prove to the court that legal documents were successfully hand-delivered to a specific person. It is completed by the individual who served the papers to provide a sworn statement that service was completed.
The person who personally delivered the court documents must fill out and sign this form. This individual must be at least 18 years old and cannot be a party involved in the legal case.
No, a party to the action (like the petitioner or respondent) cannot serve their own legal papers. You must have a neutral third party, such as a friend, relative, or professional process server, deliver the documents for you.
You must list the full, exact titles of every document that was delivered to the person being served. For example, write 'Summons (FL-110)' or 'Petition — Marriage/Domestic Partnership (FL-100)'.
Enter the complete physical address where the documents were actually handed to the person being served. This includes the street address, city, and state.
If your friend is not a professional, they should check box 5a, 'not a registered California process server.' They must then fill in their own name, address, and phone number in Section 6.
After the server signs the form, the original must be filed with the court clerk. You should also make a copy for your own records to prove that the other party was properly notified.
Section 7 is for most servers to sign, declaring the information is true 'under penalty of perjury.' Section 8 is reserved specifically for a California sheriff or marshal to sign when they perform the service.
Generally, no. The signed FL-330 form acts as their sworn testimony that service was completed, so their physical presence is not usually necessary.
Yes, services like Instafill.ai use AI to auto-fill form fields accurately with your case information, which saves time and helps prevent errors. The server must still personally review and sign the completed form.
You can use a service like Instafill.ai to easily complete this form online. Simply upload the form, and the platform will guide you in filling out all the necessary fields before you print it for the server's signature.
If you have a non-fillable or 'flat' PDF, you can upload it to Instafill.ai. The service can convert it into an interactive, fillable form that you can easily complete on your computer.
The 'person served' is the individual who received the legal documents. You must write their full legal name in this section.
Compliance FL-330
Validation Checks by Instafill.ai
1
Ensures Server is Not a Party to the Action
This check verifies that the name of the person who served the papers (listed in Item 6 and the signature block) does not match any of the names listed as Petitioner/Plaintiff, Respondent/Defendant, or Other Parent/Party. This is critical because Item 1 explicitly states the server cannot be a party to the action. A validation failure would indicate the service is legally invalid and would be rejected by the court.
2
Requires Date of Service
Validates that the 'Date' field in section 4a is not empty. The date of service is a fundamental piece of information required to establish when the legal notice was provided. Without this date, the proof of service is incomplete and legally insufficient, preventing the case from moving forward.
3
Requires Time of Service
Validates that the 'Time' field in section 4b is filled out and contains a valid time format (e.g., HH:MM AM/PM). The time of service can be crucial for establishing compliance with legal statutes, especially those concerning service hours. An omission or invalid format makes the proof of service incomplete.
4
Requires Address of Service
Ensures that the 'Address' field in section 4c, where the documents were delivered, is completed. This field is mandatory as it proves where the service took place, confirming it was a location reasonably calculated to give notice to the person served. A missing address invalidates the proof of service.
5
Logical Date Check: Signature Date vs. Service Date
This validation compares the 'Date' of signature with the 'Date' of service (Item 4a). The signature date must be on or after the date of service. A person cannot legally swear that an event occurred before it has happened. A failure indicates a logical impossibility and would lead to the form's rejection.
6
Requires List of Served Documents
Verifies that the text field in section 3, which specifies the documents served, is not empty. It is legally essential to have a record of exactly which documents were delivered to the party. If this field is blank, there is no proof of what the person was served with, making the entire form meaningless.
7
Requires Name of Person Served
This check ensures that the name of the person who was served, as specified in section 2, is provided. This is a required field to confirm who received the documents. Without this information, the court cannot verify that the correct individual or entity was properly notified.
8
Exclusive Server Status Selection
Validates that exactly one option from the list in section 5 (a-e) is selected to identify the server's legal status. The server's capacity (e.g., registered process server, sheriff, or private individual) is a key legal element. Selecting none or more than one option creates ambiguity and invalidates the form.
9
Exclusive Declaration Selection
Ensures that exactly one of the two declaration checkboxes (Item 7 or Item 8) is selected. These declarations are mutually exclusive statements made under penalty of perjury. Item 8 is specific to a sheriff or marshal. Failure to select exactly one makes the declaration invalid.
10
Server Identification Completeness
This check confirms that the server's name, address, and telephone number are all provided in section 6. This information is required to identify the person attesting to the service and to contact them if necessary. Incomplete information can lead to the rejection of the proof of service.
11
Signature Name and Server Name Consistency
Verifies that the typed or printed name under the signature line matches the server's name provided in section 6. This ensures the person signing the declaration is the same person identified as the server. A mismatch would suggest a potential discrepancy or fraud, invalidating the document.
12
Case Number Presence and Format
Validates that the 'CASE NUMBER' field is filled in. The case number is the primary identifier for a legal action within the court system. Submitting a form without a valid case number will result in it being rejected or misfiled, causing significant delays.
13
Declaration and Server Status Consistency
This is a logical check to ensure that if 'a California sheriff or marshal' (Item 5e) is selected as the server status, then the corresponding declaration in Item 8 is checked, not Item 7. This cross-field validation ensures consistency in the server's sworn statements. A mismatch would indicate a user error and compromise the form's integrity.
14
Telephone Number Format Validation
Checks that the 'TELEPHONE NO.' field for the attorney or party follows a standard format (e.g., XXX-XXX-XXXX or (XXX) XXX-XXXX). While not always strictly enforced for filing, a valid format ensures the contact information is usable and professional. An invalid format could hinder communication from the court or opposing parties.
15
Primary Party Identification
Ensures that the fields for 'PETITIONER/PLAINTIFF' and 'RESPONDENT/DEFENDANT' are both filled out. These fields identify the primary parties to the lawsuit. A proof of service is meaningless without the context of the case, and identifying the parties is the most basic part of that context.
Common Mistakes in Completing FL-330
A fundamental rule of legal service is that a party involved in the case cannot personally serve the documents. Item 1 on the form explicitly requires the server to be a non-party. If a petitioner or respondent fills out and signs this form as the server, the service is invalid and will be rejected by the court, causing significant delays and requiring the papers to be re-served correctly. To avoid this, service must be performed by a neutral third party who is at least 18 years old, such as a friend, relative (who is not a party), or a professional process server.
The Case Number and specific court address are the primary identifiers that link the Proof of Service to the correct court file. People often forget to fill this in, or they enter the wrong number or court branch address. This can lead to the document being rejected, misfiled, or lost entirely, halting all progress in the case until a corrected form is submitted. Always double-check the case number and court details against other official case documents before filing.
Simply writing 'court papers' or 'legal documents' in Item 3 is insufficient and a common error. The form requires a specific and complete list of every single document that was delivered to the other party (e.g., 'FL-100 Petition, FL-110 Summons, FL-120 Response'). Failure to list each document can allow the opposing party to claim they never received a specific item, potentially invalidating any court orders based on that unlisted document. It is critical to be precise and exhaustive in this section.
The signature and date in Item 7 are what make the form a legally binding declaration under penalty of perjury. An unsigned or undated form has no legal weight and will be immediately rejected by the court clerk. This simple oversight is one of the most common reasons for rejection, forcing the filer to resubmit and causing unnecessary delays. Always perform a final review to ensure the server has signed and dated the form in the correct section.
In the header section, it is crucial to correctly identify the parties as 'PETITIONER/PLAINTIFF' and 'RESPONDENT/DEFENDANT'. People frequently transpose these roles, which creates confusion and may require an amendment. The names and roles must be written exactly as they appear on the initial complaint or petition that initiated the case. Using an AI form-filler like Instafill.ai can help prevent this by saving and correctly populating party information across all related case documents.
The server must correctly identify their status in Item 5 (e.g., 'not a registered California process server') and then provide their complete name, address, and telephone number in Item 6. Many people check the box in Item 5 but then forget to fill out their contact details in Item 6. This omission makes it difficult to verify the server's identity and can cast doubt on the validity of the service, potentially leading to a challenge from the other party.
The details in Item 4—the exact date, time, and address where service occurred—are the core facts of the service. Errors in this section, such as writing the wrong date or an incomplete address, can give the opposing party a reason to contest the service's validity. The server should meticulously record these details immediately after the service is completed to ensure their accuracy. An incorrect date can also impact legal deadlines for the served party's response.
The form has two distinct signature areas: Item 7 for a declaration under penalty of perjury (used by most private individuals) and Item 8 for a certification by a California sheriff or marshal. A common mistake is for a private server to sign or check the box in Item 8. This error can confuse the court clerk and lead to the form being rejected. The server must carefully read both sections and sign only in the one that applies to their status.
Submitting a handwritten form with illegible writing can cause it to be rejected or lead to critical data entry errors by the court clerk. Key details like names, addresses, and the case number must be perfectly clear. To avoid this, it is always best to type the information. If the court only provides a flat, non-fillable PDF, a tool like Instafill.ai can convert it into a smart, fillable form, ensuring all entries are neat, legible, and correctly formatted.
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