The phrase "amendment to extend" is correct and usable in written English.
It can be used in legal or formal contexts when referring to a change or addition to a document or agreement that aims to prolong its duration or effect.
Example: "The committee proposed an amendment to extend the deadline for submissions by two weeks."
Alternatives: "modification to prolong" or "revision to lengthen".
Archives|ARMS CONFERENCE LIMITS PUBLICITY; Rejects American Amendment to Extend Provisions to Second Category of Munitions.
ARMS CONFERENCE LIMITS PUBLICITY; Rejects American Amendment to Extend Provisions to Second Category of Munitions.
Manchin is demanding a vote on an amendment to extend miners' medical benefits for one year.
Senator Maria Cantwell, Democrat of Washington, has drafted an amendment to extend the grant program for two years.
Because of Alaska's high unemployment rate, 7.2percentt in April, Republican leaders let her carry a tax bill amendment to extend temporary jobless benefits.
It backed Yvette Cooper's amendment to extend article 50 by a mere three months and Dominic Grieve's amendment to allow consultative votes on alternatives to May's Brexit plan.
It took a civil war, constitutional amendments, violently suppressed activism against discrimination and a federal act enforcing the guarantees of those amendments to extend this basic right to every adult.
EU migrants, except Irish citizens will be denied a vote - as will 16 and 17-year-olds, prompting Labour to declare that it will join forces with the Scottish National Party and the Lib Dems to table amendments to extend the franchise to younger voters.
California's own Senators Barbara Boxer and Dianne Feinstein are also supporting amendments to extend the program in the federal jobs bill.
She delivered a talk on the 13th, 14th and 15th Amendments — the Reconstruction Amendments —intended to extend constitutional protections to former slaves and their descendants.
MPs reject an amendment seeking to extend Article 50 in order to hold a second Brexit referendum by 334 votes to 85. Another amendment tabled by the Labour MP, Hillary Benn, which sought to allow the House of Commons to hold indicative votes on what kind of Brexit deal should be negotiated, is narrowly defeated by MPs, by 314 votes to 312.
