Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 9 contracts
Samples: Agreement, hotjobs.bdjobs.com, www.britishcouncil.org.tr
Variation. 15.1 21.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 9 contracts
Samples: ukieri.org, sikarsa.um.ac.id, ukieri.org
Variation. 15.1 20.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 8 contracts
Samples: hotjobs.bdjobs.com, opportunities-insight.britishcouncil.org, opportunities-insight.britishcouncil.org
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 7 contracts
Samples: This Agreement (Gambling.com Group LTD), Share Purchase Agreement (Majesco), Definitions and Interpretation
Variation. 15.1 No variation of this Agreement shall be valid effective unless it is in writing and is signed by or on behalf of each of the parties.
Appears in 7 contracts
Samples: Terms and Conditions of Cabin Rental Agreement, Terms and Conditions of Cabin Rental Agreement, cabins.sydney
Variation. 15.1 25.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 6 contracts
Samples: assets.applytosupply.digitalmarketplace.service.gov.uk, Agreement, Agreement
Variation. 15.1 No variation of this Agreement shall will be valid unless it is in writing and signed by or on behalf of each of the partiesparties to this Agreement.
Appears in 5 contracts
Samples: Master Services Agreement, www.opticomm.com.au, www.opticomm.com.au
Variation. 15.1 No variation of this Agreement and/or any Contract shall be valid unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 4 contracts
Samples: Master Services Agreement, Master Services Agreement, Master Services Agreement
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesboth Parties.
Appears in 4 contracts
Samples: Policies Agreement, Employment Policies Agreement (Impax Laboratories Inc), Employment Policies Agreement (Impax Laboratories Inc)
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the partiesParties.
Appears in 4 contracts
Samples: Supply of Maintenance Services Agreement, www.research-support-office-gdf.ac.uk, www.research-support-office-gdf.ac.uk
Variation. 15.1 26.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 4 contracts
Samples: www.ethiojobs.net, dakchyata-nepal.org, dakchyata-nepal.org
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesParty.
Appears in 4 contracts
Samples: Share Purchase Agreement (Upland Software, Inc.), Sale and Purchase Agreement (Atento S.A.), Sale and Purchase Agreement (Telefonica S A)
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesParties to it.
Appears in 3 contracts
Samples: School Participation Agreement, School Participation Agreement, School Participation Agreement
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of all the partiesParties.
Appears in 3 contracts
Samples: Subscription Agreement (Mobile-Health Network Solutions), Subscription Agreement (Mobile-Health Network Solutions), Subscription Agreement (Mobile-Health Network Solutions)
Variation. 15.1 19.3.1 No variation of this Agreement agreement shall be valid effective unless it is in writing and writing, signed by or on behalf of each of the partiesparties and expressed to be such a variation.
Appears in 3 contracts
Variation. 15.1 No variation of this Agreement agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 3 contracts
Samples: Consultancy Agreement (Four Rivers Bioenergy Inc.), Consultancy Agreement (Four Rivers Bioenergy Inc.), Consultancy Agreement (Four Rivers Bioenergy Inc.)
Variation. 15.1 27.1 No variation of this Agreement shall be valid unless it is in writing and signed duly executed by or on behalf of each of all the partiesParties to it.
Appears in 3 contracts
Samples: Transitional Services Agreement (Haleon PLC), Transitional Services Agreement (Haleon PLC), Haleon PLC
Variation. 15.1 25.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 3 contracts
Samples: www.britishcouncil.org, Caesars Acquisition Co, www.britishcouncil.org
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 3 contracts
Samples: Grant Agreement, www.friendshouse.co.uk, Terms and Conditions
Variation. 15.1 17.1 No variation of to this Agreement agreement shall be valid or binding unless it is recorded in writing and signed by or on behalf of each of the parties.
Appears in 3 contracts
Samples: Agreement (Makism 3D Corp.), Employment Contract (Makism 3D Corp.), Makism 3D Corp.
Variation. 15.1 No variation of this the Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 3 contracts
Samples: Agreement, sonin.agency, sonin.agency
Variation. 15.1 29.1. No variation of this Agreement agreement or of any document referred to in it shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 3 contracts
Samples: A Contract for Services (Iterum Therapeutics PLC), A Contract (Iterum Therapeutics PLC), A Contract (Iterum Therapeutics PLC)
Variation. 15.1 20.1. No variation of this Agreement agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 3 contracts
Variation. 15.1 13.1 No variation of this Agreement shall be valid unless it is in writing and signed duly executed by or on behalf of each of all the partiesparties to it.
Appears in 3 contracts
Samples: www.sec.gov, Implementation Agreement (Novartis Ag), Glaxosmithkline PLC
Variation. 15.1 22.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by the Parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 3 contracts
Samples: Collaboration Agreement, Collaboration Agreement, Collaboration Agreement
Variation. 15.1 No variation of to this Agreement shall be valid effective unless it is in writing and is signed by or on behalf of each all of the parties.
Appears in 2 contracts
Samples: www.invesco.co.uk, www.invesco.co.uk
Variation. 15.1 No variation of this Agreement shall will be valid unless it is in writing and signed by or on behalf of each of the partiesparties to this Agreement.
Appears in 2 contracts
Samples: www.commsol.net.au, www.opticomm.net.au
Variation. 15.1 28.1. No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 2 contracts
Variation. 15.1 12.1 No variation of this Agreement or of any documents referred to in it shall be valid unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 2 contracts
Variation. 15.1 25.1. No variation of this Agreement agreement or of any document referred to in it shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Samples: This Agreement (Iterum Therapeutics PLC), Agreement (Iterum Therapeutics PLC)
Variation. 15.1 23.1 No variation of this Agreement shall will be valid unless it is made in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Samples: Sale and Purchase Agreement, Bright Horizons Family Solutions Inc.
Variation. 15.1 No variation of this the Agreement or these Conditions shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 2 contracts
Samples: www.norango.com, www.moneypenny.com
Variation. 15.1 21.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 2 contracts
Samples: assets.applytosupply.digitalmarketplace.service.gov.uk, democracy.npt.gov.uk
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf an authorised representative of each of the parties.
Appears in 2 contracts
Samples: Limited Software Supply Agreement, Limited Software Supply Agreement
Variation. 15.1 22.1 No variation of this the Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Samples: www.regents.ac.uk, rca-media2.rca.ac.uk
Variation. 15.1 No variation to the provisions of this Agreement shall be is valid unless it is in writing and signed by or on behalf of each of the partiesParty.
Appears in 2 contracts
Variation. 15.1 20.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Samples: s2.q4cdn.com, www.theapexgroup.com
Variation. 15.1 9.1 No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 2 contracts
Samples: Agreement, Advisor Service Agreement
Variation. 15.1 23.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesboth Parties.
Appears in 2 contracts
Samples: Agreement (Playboy Enterprises Inc), Agreement (Playboy Enterprises Inc)
Variation. 15.1 22.1 No variation of this the Agreement shall be valid effective unless it is in writing and signed by or on behalf a duly authorised representative of each of the partiesparty.
Appears in 2 contracts
Samples: www.norwichairport.co.uk, www.bournemouthairport.com
Variation. 15.1 26.1 No variation of this Agreement shall will be valid unless it is made in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Variation. 15.1 No variation of to this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 2 contracts
Samples: Broker Agreement, Service Agreement
Variation. 15.1 No variation of this Agreement shall be valid unless it is agreed in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Samples: Share Sale and Purchase Agreement (SGS International, Inc.), Share Sale and Purchase Agreement (SGS International, Inc.)
Variation. 15.1 31.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 2 contracts
Samples: opportunities-insight.britishcouncil.org, www.dakchyata-nepal.org
Variation. 15.1 No purported variation of this Agreement agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 2 contracts
Samples: democracy.portsmouth.gov.uk, democracy.portsmouth.gov.uk
Variation. 15.1 11.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Variation. 15.1 62.1. No variation of this Agreement agreement or of any document referred to in it shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: A Contract (Iterum Therapeutics PLC)
Variation. 15.1 10.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: Advisor Service Agreement
Variation. 15.1 20.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each all of the parties.
Appears in 1 contract
Samples: Members' Agreement
Variation. 15.1 21.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of authorised signatories for each of the partiesParty.
Appears in 1 contract
Samples: Terms and Conditions
Variation. 15.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the parties.. 45
Appears in 1 contract
Samples: www.sec.gov
Variation. 15.1 23. No variation of this Agreement shall will be valid effective unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 1 contract
Variation. 15.1 32.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: Terms and Conditions
Variation. 15.1 No 38.1 Except as otherwise expressly provided, no variation of this Agreement shall be valid unless it is in writing and signed executed and delivered as a deed by or on behalf of each of the parties.
Appears in 1 contract
Samples: www.minutes.haringey.gov.uk
Variation. 15.1 22.1 No variation of this Agreement agreement shall be valid effective unless it is in writing and signed by the Parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 1 contract
Variation. 15.1 23.1 No variation of to this Agreement agreement shall be valid unless it is in writing and signed by or on behalf of each of the both parties.
Appears in 1 contract
Samples: 2019 Multiple Hire Agreement
Variation. 15.1 18.1 No variation of this Agreement shall be valid effective unless it is made in writing and signed by or on behalf of each of the partiesParties.
Appears in 1 contract
Samples: councilportal.cumbria.gov.uk
Variation. 15.1 23.1 No variation of this Agreement agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: Cooperation Agreement
Variation. 15.1 13.2 No variation of this Agreement shall be valid effective unless it is made in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: www.redwoodbbdo.com
Variation. 15.1 16.1 No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 1 contract
Samples: General Terms and Conditions
Variation. 15.1 31.1 No variation of this Agreement agreement shall be valid unless it is in writing and signed duly executed by or on behalf of each of all the partiesparties to it.
Appears in 1 contract
Variation. 15.1 19.1. No variation of this or modification to the Agreement shall be is valid unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 1 contract
Samples: www.egenda.stockton.gov.uk
Variation. 15.1 13.1 No variation of this Agreement agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: www.educationairedale.co.uk
Variation. 15.1 No 14.1 Any variation of this Agreement shall not be valid effective unless it is made in writing and signed by or on behalf of each of the both parties.
Appears in 1 contract
Samples: nordicairclaims.com
Variation. 15.1 No 38.1 Except as expressly provided in this agreement, no variation of this Agreement agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 1 contract
Samples: Data Processing Agreement
Variation. 15.1 No variation of this or modification to the Agreement shall be is valid unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 1 contract
Samples: www.darlington.gov.uk
Variation. 15.1 No 1. 17.1 Other than expressly stated in this agreement, no variation of this Agreement agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 1 contract
Samples: End User License Agreement
Variation. 15.1 19.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Variation. 15.1 21.1. No variation of this Agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 1 contract
Samples: Information Sharing Agreement
Variation. 15.1 19. No variation of the terms of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the partiesparties or some duly authorised person on their behalf.
Appears in 1 contract
Samples: Supplier Contract
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: www.ws-residential.co.uk
Variation. 15.1 No 39.1 Except as otherwise expressly provided, no variation of this Agreement shall be valid unless it is in writing and signed executed and delivered as a deed by or on behalf of each of the parties.
Appears in 1 contract
Samples: www.minutes.haringey.gov.uk
Variation. 15.1 24.1 No variation of this Agreement shall will be valid unless it is made in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: Digital Angel Corp
Variation. 15.1 18.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesparties to this Agreement.
Appears in 1 contract
Samples: Services Agreement
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 1 contract
Samples: Terms and Conditions
Variation. 15.1 20.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 1 contract
Samples: Service Agreement
Variation. 15.1 17.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Variation. 15.1 8.1 No variation of this Agreement shall be valid unless it is in writing and signed by by, or on behalf of each of the partiesparty.
Appears in 1 contract
Samples: Advisor Service Agreement
Variation. 15.1 No 23.1 Except as expressly provided in this Agreement, no variation of this Agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised representatives).
Appears in 1 contract
Samples: Data Processing Agreement
Variation. 15.1 23.1 No variation of or amendment to this Agreement shall agreement will be valid unless it is in writing and signed by or on behalf of each both of the parties.
Appears in 1 contract
Samples: Generation Services Agreement
Variation. 15.1 22.1 No variation of to this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties’ authorised signatories.
Appears in 1 contract
Samples: Subscription Agreement
Variation. 15.1 14.1 No variation v ariation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesparties hereto.
Appears in 1 contract
Variation. 15.1 No variation of this Agreement shall be valid effective unless it is in writing and duly signed by or on behalf of each of the all parties.
Appears in 1 contract
Samples: www.accrol.co.uk
Variation. 15.1 24.1. No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the partiesParties (or their authorised representatives).
Appears in 1 contract
Samples: www.nexusos.co.uk
Variation. 15.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the partiesParty. 5.5.
Appears in 1 contract
Samples: Novation Agreement Perjanjian Novasi (StoneBridge Acquisition Corp.)
Variation. 15.1 32.2 No variation of this Agreement agreement shall be valid unless it is in writing and signed duly executed by or on behalf of each of all the partiesparties to it.
Appears in 1 contract
Variation. 15.1 16.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: www.britishcouncil.org
Variation. 15.1 33.1. No variation of this Agreement or of any of the documents referred to in it shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Variation. 15.1 No 13.1No variation of this Agreement shall be valid unless it is in writing and signed by or and on behalf of each of the partiesParties.
Appears in 1 contract
Samples: Data Processing Agreement
Variation. 15.1 18.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf the duly authorised representatives of each of the parties.
Appears in 1 contract
Samples: Provider Agreement
Variation. 15.1 16.1 No variation of this Agreement agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Variation. 15.1 19.1 No variation of this Agreement shall will be valid unless it is made in writing and signed by or on behalf a duly authorized representative of each of the parties.
Appears in 1 contract
Samples: Adventrx Pharmaceuticals Inc
Variation. 15.1 26.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by the parties (or on behalf of each of the partiestheir authorised Representatives).
Appears in 1 contract
Samples: Agreement
Variation. 15.1 15.1. No variation of this the Agreement shall be valid unless it is in writing and signed by by, or on behalf of of, each of the parties.
Appears in 1 contract
Samples: Application Development Agreement
Variation. 15.1 26.1 No variation of to this Agreement shall be valid unless it is in writing and signed by or for and on behalf of each of the parties.
Appears in 1 contract
Samples: www.jlpsuppliers.com
Variation. 15.1 No variation of this Agreement shall be valid unless it is in writing and signed by or on behalf of each of the parties.
Appears in 1 contract
Samples: Service Level Agreement
Variation. 15.1 23.1 No variation of to this Agreement shall be valid unless it is in writing and signed by or for and on behalf of each of the parties.
Appears in 1 contract
Samples: www.jlpsuppliers.com
Variation. 15.1 18.5.1 No variation of this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each of the partiesParties.
Appears in 1 contract
Variation. 15.1 26.1. No variation of to this Agreement shall be valid effective unless it is in writing and signed by or on behalf of each both of the partiesParties.
Appears in 1 contract
Samples: Service Provider Agreement
Variation. 15.1 9.1. No variation of this Agreement agreement shall be valid unless it is in writing and signed by or on behalf of each of the partiesParties hereto.
Appears in 1 contract
Samples: Litigation Funding Agreement