The phrase "abide by both" is correct and usable in written English.
You can use it when referring to the necessity of following two rules, agreements, or principles simultaneously.
Example: "It is essential to abide by both the company policies and the local regulations to ensure compliance."
Alternatives: "adhere to both" or "comply with both".
The important ethical principle that taxpayers should adopt is that they will abide by both the spirit and the letter of the law.
It was in Australia's interest to defend freedom of navigation and to urge all parties to "abide by both the terms and the spirit of the United Nations convention on the law of the sea" and respect the outcome of a case before the permanent court of arbitration.
Conclusion Brian, let's be honest and abide by both federal and state reporting laws.
Evaluators must often abide by both the imperative to feedback findings to other stakeholders (especially, perhaps, the funders and clients of the evaluation) and to respect principles of anonymity and confidentiality in determining the limits of what can be fed back, to whom and in how much detail.
The mayor's spokesman, Stu Loeser, said in an e-mail message that Mr. Bloomberg "has completely abided by both the letter and the spirit of that ruling".
The company abides by both the Brazil Institute of Environment and Renewable Natural Resources' embargo and the 2006 Brazilian Soy Moratorium (SoyM), a voluntary commitment to avoid trading, acquiring or financing soybeans from areas of the Amazon Biome that were deforested after July 2006.
Umunna added: "It's no good the prime minister making new announcements about a new registry; if you're not actually enforcing the current regime, what hope is there in respect of the future?" On the same programme, deputy prime minister Nick Clegg said it was important companies abided by both the spirit and the letter of the rules – and highlighted the government's general anti-abuse rule.
Justice Scalia accurately reflected that an OLC opinion that both he and I abided by (both of us having been privileged at different times to direct that small, but vital Office of objective legal advice) gave the president less discretion.
Candidates are required to abide by spending limits in both the primary and general elections to receive the public funds.
Senator Charles E. Schumer and other public officials want the owners to abide by an agreement both sides signed last year intended to ensure that the complex remains affordable for the next generation of tenants.
Like we would if the U.S. changed the law here, we have to abide by them in both cases.
