In order to use Truss's Return Assembly, you must follow these guidelines for exporting the PDF
You must print the entire return to PDF, including:
transmittal letter / client letter
any signature pages (8879s)
standard payment vouchers
all states + federal in a single PDF
K-1s if any
Returns must be a client copy
PDF cannot have watermarks
Print Settings
In Print destination and formatting options:
Click the Client checkbox and change the Print To: to PDF.
Click the K-1 checkbox and change the Print To: to PDF.
In Additional Options:
Deselect Create separate PDF / TIFF files.
Click Create bookmark PDFs.
In the Singe file location select the Browse button to select the location to save the PDF copy.
Note: Adding custom letters / pages to the PDF will likely generate errors. If you do need to modify the PDF ensure that:
existing bookmarks are consistent and functional
new pages are properly bookmarked/linked
do password protection / digital signature / access restrictions on the PDF