Interest statement for tax declaration

When will I receive the interest statement for my tax declaration?

Where can I find the interest statement for my tax declaration?

Will I also receive the interest statement by post?

When is the interest statement not made available electronically?

What do I need to do with the interest statement?

How do I enter the information in the tax declaration?

How is the balance calculated?

Why is a debt shown as at 31 December, although I have a different statement date?

What does S.E. & O. mean?