I do not have a CRA account and will be filing my 2023 tax return in Canada. Can I register for a CRA account after the Notice of Assessment has been issued?

[gotylaptop]

I got my t4 and I filed my taxes what isone 15000 I don't see this on my t4 and can't make a cra without it 

[TurboTaxAniqua]

@gotylaptop Line 15000 , which represents the 'Total Income" for the year, can be found on your T1 General.

[I shot you]

How do I get my notice of assessment ive filled my 2024 taxes got my return through etranfer but I no longer get notice of assessment in the mail I need for canada dental plan how do I get this I used too now I don't and don't know why.