Cases from cite.case.law:

In L. EDIGHOFFER,, 375 B.R. 789 (Bankr. N.D. Ohio 2007)

. . . This amount was adjusted at the Evidentiary Hearing to be $421.50 per month. . . . Accordingly, UST concludes that Debtor’s taxes are over-withheld by $421.50 per month. . . . As a consequence, Debtor concludes that UST’s projected over-withholding figure of $421.50 is inaccurate . . .

BRILLON, BRILLON v. KLEIN INDEPENDENT SCHOOL DISTRICT,, 274 F. Supp. 2d 864 (S.D. Tex. 2003)

. . . amounts in costs: $150.00 for fees of the Clerk, $542.50 for fees of the court reporter for transcript, $421.50 . . .

K S NORMAN AGATHE, v. SEA TRADE CONSTRUCTION LTD. M V NORMAN AGATHE, COMPANIA FORTUNIA S. A. v. SEA TRADE CONSTRUCTION LTD. M V NIKEA,, 767 F. Supp. 60 (S.D.N.Y. 1991)

. . . 1990 Chase Manhattan Bank made inquiry of BNY as to whether it had received a wire transfer of $625,-421.50 . . .

R. TULLEY, v. ETHYL CORPORATION, 861 F.2d 120 (5th Cir. 1988)

. . . then died, his widow would have been entitled to receive $843 per month guaranteed for 60 months, and $421.50 . . . Tulley’s figures, which Ethyl has not disputed, this loss amounts to $421.50 per month for 60 months, . . . Tulley’s monthly stipend by a trifling $4.14 over the $421.50 she would receive after 60 months under . . .

R. TULLEY v. ETHYL CORPORATION,, 678 F. Supp. 614 (M.D. La. 1987)

. . . the 5-year certain feature which would have guaranteed $843 per month for a minimum of 60 months and $421.50 . . .

J. SEMAR C. v. PLATTE VALLEY FEDERAL SAVINGS LOAN ASSOCIATION,, 791 F.2d 699 (9th Cir. 1986)

. . . 1984 at 13%, less a loan fee ($4,170.00) less mortgage insurance premiums ($78.16) less escrow fees ($421.50 . . .

v. REIGH, C. v. L. SCHLEIGH, E. A., 595 F. Supp. 1535 (D. Md. 1984)

. . . Her sole source of monthly income is $421.50 from Social Security. . . .

EQUICO LESSORS, INC. v. L. WETSEL, d b a C. C., 576 F. Supp. 13 (W.D. Okla. 1983)

. . . On the occasion of the 20th payment, a total positive cash flow of $11,-421.50 occurs, resulting in an . . .

P. HUGHES, v. DEMPSEY- TEGELER CO. INC. a, 534 F.2d 156 (9th Cir. 1976)

. . . of a similar memorandum as of April 15, 1969, which found violations of Rules 417 and 419; 325; 440; 421.50 . . .

JONES, v. FIRST NAT. BLDG. CORPORATION, 155 F.2d 815 (10th Cir. 1946)

. . . return for 1934, the Building Corporation showed a gross income of $394,543.35, deductions of $393,-421.50 . . .

STATE LIFE INS. CO. v. SPENCER, 62 F.2d 640 (5th Cir. 1933)

. . . premium of $810.50, which the insured had the option of paying annually; semiannually in the sum of $421.50 . . .

OIL WELL IMPROVEMENTS CO. v. ACME FOUNDRY MACHINE CO., 31 F.2d 898 (8th Cir. 1929)

. . . Of this amount, $1,-421.50 was largely for legal fees, apparently, in connection with this suit. . . .