closing your positions does not expunge your wash sale records nor relieve you of any reporting requirements.
If you attached your 1099-B PDF, you have submitted all the details,
Therefore, there is no mailing necessary.
For that reason TurboTax does not give you any cover sheet for a paper mailing.
To answer your other question,
covered transactions with adjustments (i.e. wash sales) must be detailed on some 8949 or your other forms in the manner of 8949. Consolidated 1099-B is acceptable.
