The phrase "amended the existing" is correct and usable in written English.
It can be used when referring to changes made to something that is already in place, such as a document, policy, or law.
Example: "The committee amended the existing regulations to better reflect current practices."
Alternatives: "revised the current" or "modified the existing".
A Connecticut law passed in 2004 amended the existing law, giving police more authority to arrest only the abuser.
Senator Philip Ozouf, Treasury Minister, said: "In order to issue a new £100 note, the States amended the existing 1959 law, which limited the maximum denomination of any currency note to £50.
To create the change the government amended the existing footwear regulation in the province's workers' compensation act.
The Act significantly amended the existing law and court procedure, and while most of it was aimed at the common-law courts, it did affect the Chancery.
House Resolution 368 amended the existing rules naming Eric Fucking Cantor as the only member of the House of Representatives that could call for a vote on anything that wasn't agreed upon in congress.
House Resolution 368 amended the existing rules naming Eric Fucking Cantor as the only member of the House of Representatives who could call for a vote on anything that wasn't agreed upon in Congress.
Because the dirt was mixed into the existing soil, it is called an amendment, and the process is called amending the existing profile, as opposed to replacing it altogether.
Britain could negotiate with the committee of ministers of the Council of Europe to amend the existing treaty.
The CAG says that competitive bidding could have been introduced in 2006 by amending the existing administrative instructions.
The government is likely to consider a proposal later this week to amend the existing marriage laws in India.
"The architects are amending the existing permit to include the as-built construction, which will remedy the Building Department's issues".
