The pardon power is granted by Article 2 of US Constitution:
The President ... shall have Power to grant Reprieves and Pardons for Offenses against the United States, except in Cases of impeachment.
The pardon power
include the power to grant pardons, conditional pardons, commutations
of sentence, conditional commutations of sentence, remissions of ...
Presidential pardons only deal with breaches of Federal law. So, if the punishment is a fine then that penalty is waived. However, if the fine is punishment for breach of state law, the pardon does not touch it - he would need a pardon from the relevant state Governor(s).
Anthony Levandowski is not being punished with a fine, he was punished with a ...
According to the DoJ,
A commutation may include remission (release) of the financial obligations that are imposed as part of a sentence, such as payment of a fine or restitution. A remission applies only to the part of the financial obligation that has not already been paid.
The Brookings Institute offers a slightly different (more detailed) opinion.
If a ...
It is common place for major official actions, not just checks but also, for example, governmental buildings, to note the politicians who implemented law or enacted them at the time. This practice is not forbidden by any law or election-related regulation.
There is a strong political norm as a matter of political etiquette that checks from the government be ...