Court costs are set forth in Superior Court, Probate Division Rules 125 and 425. In general, there is a $25.00 fee if the decedent owned one or more pieces of real estate in the District of Columbia, plus an additional fee depending on the value of all other assets/personal property.

$0.01 - $499.99...no cost
$500.00 - $2,500.00...$15.00
$2,500.01 - $15,000.00...$50.00
$15,000.01 - $25,000.00...$100.00
$25,000.01 - $49,999.99...$150.00
$50,000.00 - $74,999.99...$250.00
$75,000.00 - $99,999.00...$350.00
$100,000.00 - $499,999.99...$575.00
$500,000.00 - $749,999.99...$825.00
$750,000.00 - $999,999.99...$1,275.00
$1,000,000.00 - $2,499,999.99...$1,800.00
$2,500,000.00 - $4,999,999.99...$2,300.00
$5,000,000.00 and over...$2,300.00 plus 0.02% of amount in excess of $5,000,000.00