The following link is to a Title Premium Calculator for basic premium estimates, excluding any endorsements required by the buyer or lender.
tx_calculator_20190901.xlsx  
File Size:  129 kb 
File Type:  xlsx 
Rates effective as of September 1, 2019
For exact amounts, Basic Premium rates shall be calculated for policies in excess of $100,000
For Policies of $100,001  $1,000,000 
For Policies of $1,000,001  $5,000,000 
Subtract $100,000 from policy amount; multiply by $.00527 and round to the nearest whole dollar; add $832 to result

Subtract $1,000,000 from policy amount; multiply result by $.00433 and round to the nearest whole dollar; add $5,575 to result

For Policies of $5,000,001  $15,000,000 
For Policies of $15,000,001  $25,000,000 
Subtract $5,000,000 from policy amount; multiply result by $.00357 and round to the nearest whole dollar; add $22,895 to result

Subtract $15,000,000 from policy amount; multiply result by $.00254 and round to the nearest whole dollar; add $58,595 to result

For Policies of $25,000,001  $50,000,000 
For Policies of $50,000,001  $100,000,000

Subtract $25,000,000 from policy amount; multiply result by $.00152 and round to the nearest whole dollar; add $83,995 to result

Subtract $50,000,000 from policy amount; multiply result by $.00138 and round to the nearest whole dollar; add $121,995 to result

For policies greater than $100,000,000
Subtract $100,000,000 from policy amount; multiply result by $.00124 and round to the nearest whole dollar; add $190,995 to result