National People's Congress Standing Committee (NPCSC) interpreted the Article 104 of the Basic Law of Hong Kong to "clarify" the provision of the legislators to swear allegiance to Hong Kong as part of China when they take office

Their oaths were invalidated by the LegCo secretary-general Kenneth Chen and were subsequently challenged by the government in the court. On 7 November 2016, the National People's Congress Standing Committee (NPCSC) interpreted the Article 104 of the Basic Law of Hong Kong to "clarify" the provision of the legislators to swear allegiance to Hong Kong as part of China when they take office. The spokesman of the Hong Kong and Macau Affairs Office stated that "[Beijing] will absolutely neither permit anyone advocating secession in Hong Kong nor allow any pro-independence activists to enter a government institution."