Originally posted by Antiramie:
No myth. Florida statutes provide for no fine up to 5 mph over.



From the NHTSA website of state speed laws and statutes:

Florida:

6. 6I. For exceeding the speed limit from 1 to 9 MPH, the fine is $25. For exceeding the speed limit from 10 to 14 MPH, the fine is $100. For exceeding the speed limit from 15 to 19 MPH, the fine is $125. For exceeding the speed limit from 20 to 29 MPH, the fine is $150. And, for exceeding the speed limit by 30 MPH, the fine is $250. §318.18(3)(b) II. For exceeding the speed limit in a school or construction zone, the assessed fine is double the amount indicated above. §318.18(3)(c)

7. 7Sanction or sanctions which can be imposed if an offender elects to adjudicate the traffic offense. §§316.655(2) & 318.14(5)

8. 8I. A person, who commits a noncriminal traffic infraction, may, in lieu of a court appearance, elect to attend a driver improvement course. If such occurs, adjudication is withheld and points cannot be assessed against the person's driving record. In addition, the civil penalty imposed under §318.18(3) must be reduced by 18 percent. §318.14(9) II. If an offender elects to adjudicate the traffic infraction, they still may be ordered to attend such a course. §318.13(5)

9. 9Point System. I. A person's license is suspended respectively for either (1) not more than 30 days, (2) not more than 3 months or (3) not more than 1 year is they accumulate either (1) 12 points within 12 months, (2) 18 points within 18 months or (3) 24 points within 36 months. §322.27(a), (b) & (c) II. The following points are assessed for speed related moving traffic violations: (1) 3 points for exceeding the speed limit by <15 MPH; (2) 4 points for exceeding the speed limit by >15 MPH; (3) 6 points for unlawful that results in an accident; (4) 4 points for reckless driving; (5) 3 points for careless driving; (6) 3 points for racing on the highways; and, (7) 4 points for a non-speed related moving violation that results in an accident. §322.27(3)(d)(1), (3), (5)(a) & (b), (7) & (8)


According to that, Florida DOES provide a fine for 5 mph over.

For comparison, here's New Mexico's laws:
4. 4Penalty Assessments. The following monetary assessments are assigned for speeding violations: (1) 10 MPH over the speed limit or minimum speed violation-$15; 11 to 15 MPH over the speed limit-$30; 16 to 20 MPH over the speed limit-$65; 21 to 25 MPH over the speed limit-$100; 26 to 30 MPH over the speed limit-$125; 31 to 35 MPH over the speed limit-$150; >35 MPH over the speed limit-$200. §66-8-116(A)

5. 5The following additional fees are assessed: A fee of $10 to cover local government corrections costs; a fee of $10 to cover the costs of court automation; a fee of $3 to fund traffic education and enforcement; and, a fee of $1 to fund judicial education. §66-8-116.3

6. 6Point System. I. An offender's license is suspended for not more than 3 months if they accumulate between 7 and 10 points within 1 year. §66-5-30(A)(11) & Title 18 NMAC 19.5.11.5 However, they are subject to a 12 month suspension if they accumulate 12 or more points within 12 consecutive months. Title 18 NMAC 19.5.11.6 II. The following points have been assigned for speeding or speed related violations: Speeding 26 MPH over the speed limit-8 points; reckless driving-6 points; racing on highway-6 points; speeding 16 to 25 MPH over the speed limit-5 points; speeding 6 to 15 MPH over the speed limit-4 points; and, careless driving-3 points. Title 18 NMAC 19.5.11.3

7. 7Exception. Except on highways with 75, 35 or 15 MPH speed limits, the licensing agency cannot suspend an offender's license for a speeding violation unless the offender was driving >75 MPH. §66-7-302.1

8. 8The offense of "careless driving" includes operating a vehicle "in a careless, inattentive or imprudent manner, without due regard for the width, grade, curves, corners, traffic, other and road conditions and other attendant circumstances." §66-8-114(B)