New Mexico Home Visiting Periodicity of Required Screenings (Pages 41 and 42 of the NM Home Visiting System Standard Operating Procedures) Download Instructions: Navigate to the ECECD Home Visiting page. Under the "Home Visiting Materials Library" section, click the link labeled "FY27 Home Visiting Standards and Policies". A different list of entries will load. On the "NEW MEXICO HOME VISITING SYSTEM STANDARD OPERATING PROCEDURES" row, click the "Open File" button. The PDF file should now load. It is recommended to download the file to your computer as the link to the file is temporary.