Fill in the Certificate of Service at the bottom of the counterclaim. While the Montgomery County Code prohibits the landlord from charging a late fee until after the tenth of the month, this is not a grace period.(Montco to Montco Only). The court requires proof of service. The person who served the documents should fill out an affidavit of service. Once you receive a Notice from the Clerk that your filing has been approved, you will have full access to the eFiling System. 1. Complete your questionnaire online, you may also complete your Questionnaire using the telephone service at 1-866-648-4880. Complete Certificate of Service and mark the appropriate boxes for the documents you have mailed to your spouse. Make one copy of the Certificate of Service. 3. File your completed affidavit and Request for Service form with the Montgomery County Clerk of Courts.