Parashas Tzav · Passuk 6:3 · TT unit 7
Torah Temimah points to Meilah 9a (TT note 7 on this passuk).
English: One who benefits from the piled ashes on the altar is liable for me’ilah; the lifting requires bigdei kehunah, so the ashes retain sanctity.
Me’ilah liability on altar ashes that require bigdei kehunah to lift.
The piled ashes retain kedushah because their removal is a priestly avodah.