Both nations agreed in 2019 to halt and return to their prior limits in relation to overlapping interface claims.
The suspension came after Malaysia’s punitive expansion of the Johor Bahru Port Limits off Tanjung Piai, which overlapped with Singapore’s interface restrictions off Tuas, sparked a dispute.
Singapore protested Malaysia’s improvement in October 2018, claiming it had led to repeated attacks by Malaysian authorities vessels into Singapore’s waters, with the Republic after extending its own dock limits in reply, which were still in its territorial waters.
In 2019 both parties agreed not to authorize or suspend any business activity in the area, and to not anchor any government vessels it.  ,
To serve as a starting point for negotiations, a committee was established to examine the legal and operational problems relating to the sea debate.
Malaysia, which delegated the process to Singapore 45 years ago, has declared that it is available to maintain its airspace over southeastern Johor.  ,
Malaysia’s transport secretary Anthony Loke stated that Malaysia has informed Singapore that it wants to reclaim the airport in aspects. In 2018, Malaysia objected to fresh flight procedures being proposed for Singapore’s Seletar Airport.
Singapore’s Ministry of Transport ( MOT ) responded, saying the Republic respects Malaysia’s sovereignty and that cross-border airspace management “is not incompatible with sovereignty”.
The International Civil Aviation Organization’s recommendations and approvals for the delivery of air transportation service over southeastern Peninsular Malaysia were discussed and approved at the 10th Singapore-Malaysia Leaders ‘ Retreat held in Singapore in October 2023.
Mr. Anwar stated on Tuesday that Mr. Wong’s conversations with him acknowledged Malaysia’s requirements for communication with Sabah and Sarawak. They also acknowledged Singapore’s requirements to make sure that the efficiency and activities at Changi Airport are intact and assisted.
However, water has been a frequent source of political wrangling between Singapore and Malaysia over the years, particularly when Malaysia’s longest-serving prime minister Dr Mahathir Mohamad was in business.  ,  ,
Most recently, however, a Malay deputy secretary said the nation, as well as its southern Johor status, would not be renegotiating fresh water prices with Singapore already.  ,
According to Malaysia’s Deputy Energy Transition and Water Transformation Minister Akmal Nasrullah Mohd Nasir, “it was decided that the review of raw water rates does not need to be negotiated at this time,” according to discussions with the Johor chief minister ( Onn Hafiz Ghazi ) and the ministry in October 2024,” the review of raw water rates was discussed in parliament on December 2.  ,
The Johor River Water Agreement from 1962 gives Singapore the right to extract 250 million gallons of water per day ( mgd ) from the Johor River.
Singapore pays 3 Malay sen per 1,000 gallons of natural water, and it pays 50 sen per 1,000 gallons, which is a fraction of the cost of treating the water, to Johor.
Singapore has been providing 16mg of treated water to Johor at its demand while Johor is entitled to a regular source of up to 5mgd a moment of treated waters, which accounts for 2 % of the water supplied to Singapore.