Crossword Puzzle Tax statement

Clue: Tax statement

Taxable income (RENTS with 5 letters)
Start of a law professor's statement of conjecture (LETSASSUMETHAT with 14 letters)
Church taxes (TITHES with 6 letters)
Signaled to, as a taxi (HAILED with 6 letters)
Taxi trips (RIDES with 5 letters)
Source of statements (ATM with 3 letters)
Taxing time? (APRIL with 5 letters)
___ concolor (cougar's taxonomic name) (PUMA with 4 letters)
Statement meant to end a conversation (THATSTHAT with 9 letters)
Not pay, as taxes (EVADE with 5 letters)