Write-in candidates must file a Letter of Intent at any Division of Elections Office no later than 5 days before the election.

Write-in candidates must file Write-in Nomination Paper and Financial Disclosure Agreement via Candidate Portal between June 11th and September 29th.

Arkansas does not currently allow write-in voting. But you can change that with activism and lobbying.

From my research, California only allows write-in candidates in a primary election, but not a general election. But you can change that with activism and lobbying.

Write-in candidates must file Affidavit of Intent for Write-in form with Secretary of State, along with proof of voter registration, no later than 110 days before the election.

Write-in candidates must file/register with the Secretary of State not more than 90 days before the election and no later than the 14th day preceding the election.

Write-in candidates must file Write-in Candidate Declaration with their County Board of Elections by September 20th and abide by all relevant campaign finance rules.

Write-in candidates must file Qualifications Papers with respective Qualifying Officer between 1st day of qualifying period and no later than noon of the last day of the qualifying period (June 13th - June 17th). Must submit completed FEC for via email/fax OR compose Statement of Candidacy.

Write-in candidates must File and Publish Intent of Candidacy with the Secretary of State no later than the Tuesday after the 1st Monday in September prior to the election. Intent of Candidacy must be published in a newspaper of general circulation in state. A copy of the notice as published with an affidavit stating that the notice has been published must be submitted no later than the 5th day after the deadline for filing and publishing such notice.

Hawaii does not currently allow write-in voting. But you can change that with activism and lobbying.

Write-in candidates must file Declaration of Intent indicating that the person desires the office and is legally qualified. Must be filed with the Clerk of the Political Subdivision no later than the 8th Friday before the election.

Write-in candidates must file a Notarized Declaration of Intent with each County Clerk/Voting Jurisdiction at least 61 days prior to the election.

Write-in candidates must file a Declaration of Intent to be a write-in candidate and Statement of Economic Interests with the Election Division Office by July 5th.

Iowa has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

Write-in candidates must file Affidavit of Write-in Candidacy with the Secretary of State no later than noon on the 2nd Monday preceding the election.

Write-in candidates must file a Declaration of Intent to be a Write-in Candidate with the Secretary of State/County Clerk on or before the 4th Friday in October preceding the election.

Louisiana does not currently allow write-in voting. But you can change that with activism and lobbying.

Write-in candidates must file a Declaration of Write-in Candidacy no later than 60 days prior to the election.

Write-in candidates must file a notarized Certificate of Candidacy and financial disclosure agreement with the state no later than the Wednesday before the election. Must form a Candidate Committee consisting of the (write-in) Candidate, a Chair Person, and a Treasurer. Committee members must be Maryland residents.

Massachusetts has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

Write-in candidates must file a notarized Declaration of Intent with appropriate election official by the 2nd Friday preceding the election.

Write-in candidates must file a written request for their votes to be counted with the Secretary of State not more than 84 days before the primary, and no later than the 7th day before the general election.

Mississippi does not currently allow write-in voting. But you can change that with activism and lobbying.

Write-in candidates must file Declaration of Intent to be Write-in Candidate for election to federal office with the Secretary of State no later than the 2nd Friday immediately preceding the election.

Write-in candidates must file Declaration of Intent to run as a Write-in no later than the 10th day before ballots are available for absentee voting.

Write-in candidates must file a notarized Affidavit of Intent along with receipt of payment for the filing fee ($1,074) no earlier than December 1st and no later than the 2nd Friday prior to the election.

Nevada does not currently allow write-in voting. But you can change that with activism and lobbying.

New Hampshire has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

New Jersey has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

New Mexico does not currently allow write-in voting. But you can change that with activism and lobbying.

New York has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

Write-in candidates must first complete petition request form. The Board of Elections will then provide a write-in signature sheet template that is customized for the candidate and contest. The petitioner must collect signatures of registered voters who are eligible to vote for the office the petitioner is seeking. The petitioner will submit a Declaration Of Intent for a Write-in Candidate along with the completed petition (when all required signatures have been gathered) by July 26th. The County will verify and submit to the state to be certified by August 10th. US Senate Write-in Candidate must gather 500 qualified signature, and US House Write-in Candidates must gather 250 qualified signatures from respective congressional district.

Write-in candidates must file Certificate of Write-in Candidacy and Statement of Interest form by October 18th.

Write-in candidates must file a Declaration of Intent to be a Write-in Candidate 72 days before the election. US Senate Write-in Candidates must pay $150 filing fee, and US House Write-in Candidates must pay $85 filing fee.

Oklahoma does not currently allow write-in voting. But you can change that with activism and lobbying.

Oregon has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

Pennsylvania has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

to be confirmed

South Carolina does not currently allow write-in voting. But you can change that with activism and lobbying.

South Dakota does not currently allow write-in voting. But you can change that with activism and lobbying.

Write-in candidates must file original form in each county where you want write-in votes counted no later than the 50th day before the election.

Write-in candidates must file a Declaration of Write-in Candidacy with the Secretary of State/County Judge accompanied by a filing fee or nomination petition no earlier than July 23rd and no later than August 22nd. A US House Write-in Candidate must either pay the $3,125 filing fee OR gather qualified signatures from 500 voters or 2% of the total number of votes from the respective congressional district cast in the last gubernatorial election (which ever is the lesser number).

Write-in candidates must file a Declaration of Candidacy and a Conflict of Interests form in person or through a designated agent no later than 65 days before the election.

Vermont has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

Virginia has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.

Write-in candidates must file a Declaration of Write-in Candidacy with the Secretary of State at least 19 days before the election to avoid any filing fees.

Write-in candidates must file a notarized Write-in Candidate’s Certificate of Announcement no later than the 49th day before the election.

Write-in candidates must file a Campaign Finance Registration Statement by the Friday prior to the election.

Wyoming has no pre-requisites required for write-in votes to be counted in the general election for US Senate and US House elections.